Do Fetuses Poop?

Have you ever wondered what was going on with your bodily functions while you were in the womb? To put it a little more bluntly, did you, you know, pee and poop in there?

CREDITS
*********
Drawings by Ever Salazar
Created by Henry Reich, with Alex Reich, Peter Reich, Emily Elert, and Rose Eveleth.
Music by Nathaniel Schroeder

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

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Is There A Better Way To Power Airplanes?

This video was made in partnership with Bill Gates. To learn more about his work on clean energy, visit https://gatesnot.es/2WDTJ1L

It’s hard to replace jet fuel because the alternatives aren’t energetic enough, are too dangerous, or aren’t yet being made at scale.

Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube members.
___________________________________________
To learn more, start your googling with these keywords:
Jet fuel – a liquid petroleum fuel with high specific energy and energy density, used in airplane jet engines, made of kerosene with a few additives
Specific Energy – how much energy something contains per unit mass
Energy Density – how much energy something contains per unit volume
Synthetic jet fuel – a jet fuel replacement, typically aiming to have lower life cycle environmental impacts than jet fuel (AKA: sustainable aviation fuel (SAF), alternative jet fuel, renewable aviation fuel, renewable jet fuel, biojet fuel, sustainable alternative fuel)
Kerosene – a petroleum product that is the main component of jet fuel (and old fashioned lanterns)
___________________________________________
If you liked this week’s video, you might also like:
What you get from a barrel of oil – https://www.eia.gov/energyexplained/oil-and-petroleum-products/
Real Engineering: Are Electric Planes Possible? – https://www.youtube.com/watch?v=VNvzZfsC13o&feature=youtu.be
_________________________________________
Subscribe to MinuteEarth on YouTube: http://goo.gl/EpIDGd
Support us on Patreon: https://goo.gl/ZVgLQZ
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And download our videos on itunes: https://goo.gl/sfwS6n
___________________________________________
Credits (and Twitter handles):
Script Writer and Narrator: Alex Reich (@alexhreich)
Video Illustrators: Ever Salazar and Sarah Berman
Video Director: Ever Salazar (@eversalazar)
With Contributions From: Henry Reich, Kate Yoshida, Peter Reich, David Goldenberg, Julián Gómez, Arcadi Garcia Rius
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder
___________________________________________

References:

ATAG. Nov 2017. Beginner’s Guide to Sustainable Aviation Fuel, Edition 3. https://bit.ly/2AcJLLW Accessed Jan 2020.

ATAG. “Producing sustainable aviation fuel” https://bit.ly/3gncnmh Accessed Jan 2020

Burton, Freya. Personal communication, Feb 2020

Caldeira, K. Personal communication, Feb 2020

Cey, E., et al. 2019. Energy Education. “Oil formation.” https://bit.ly/3ej8r3Y Accessed Jan 2020

Chuck, C. (Ed.). 2016. Biofuels for aviation: feedstocks, technology and implementation. Academic Press

Goldmann, A., et al. 2018. A study on electrofuels in aviation. Energies, 11(2), 392. https://bit.ly/2AfRUis

Hileman, J. I., & Stratton, R. W. 2014. Alternative jet fuel feasibility. Transport Policy, 34, 52-62. https://bit.ly/2X8832H

IATA. May 2019. “Sustainable Aviation Fuels Fact sheet.” https://bit.ly/2ZO2BDX Accessed Jan 2020

IATA. December 2019. “Fuel Fact Sheet.” https://bit.ly/3dcJ0Ry Accessed March 2020

Le Feuvre, P. 18 March 2019. Are aviation biofuels ready for take off? https://bit.ly/2XA5R2T

Lehtveer, M., Brynolf, S., & Grahn, M. 2019. What Future for Electrofuels in Transport? Analysis of Cost Competitiveness in Global Climate Mitigation. Environmental science & technology, 53(3), 1690-1697. https://bit.ly/3d96QgX

McKinsey. Energy Resources. https://bit.ly/2M7pYzW Accessed December 2019.

Monroe Aerospace. 29 April 2019. Why Airplanes Use Kerosene Rather Than Plain Gasoline for Fuel. https://bit.ly/3d8FpnD

Searle, S. 15 Nov 2018. Decarbonizing aviation through low-carbon fuels will be beyond difficult. https://bit.ly/2zAN1kc

Shaw, R.J. 12 June 2014. “How does a jet engine work?” https://go.nasa.gov/2XOwG3F Accessed Jan 2020

Sindreu, J. 10 Jan 2020. The Promise of Sustainable Aviation Fuel Isn’t for Today. https://on.wsj.com/3gthykv

Wikipedia. “Nuclear Powered Aircraft” https://bit.ly/2ZGECGw Accessed Jan 2020.

Thanks also to Steve Thorne and Erik Pieh.

References for calculations
https://bit.ly/3c9Lvmc
https://bit.ly/2yC04kS
https://bit.ly/2X5OAPV
https://bit.ly/2zDqoLT
https://bit.ly/3gw1L4n
https://bit.ly/2TLZQPo
https://bit.ly/2TGOV9B
https://bit.ly/2TLG86r
https://bit.ly/2ZHdZkN
https://www.wolframalpha.com/input/?i=jet+fuel
https://www.toyota.com/corolla/features/capacities/1882/1863/1856
https://www.worldatlas.com/articles/how-much-does-gasoline-weigh.html
https://theicct.org/sites/default/files/publications/Transatlantic_Fuel_Efficiency_Ranking_20180912.pdf
https://www.transtats.bts.gov/Distance.asp?pn=0
https://physics.info/energy-chemical/
https://www.energy.gov/eere/fuelcells/hydrogen-storage
https://neutrium.net/properties/specific-energy-and-energy-density-of-fuels/

How Humans Made Malaria So Deadly

Thanks to http://www.givewell.org/ for sponsoring this video! To learn more about the Against Malaria Foundation, visit: http://www.givewell.org/AMF or https://www.againstmalaria.com.

Thanks also to our supporters on https://www.patreon.com/MinuteEarth
___________________________________________

FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some keywords to get your googling started:

Malaria – a life-threatening disease caused by parasites that are transmitted to people through the bites of infected female Anopheles mosquitoes.
Parasite – an organism that benefits by living in/on a host organism and deriving nutrients at the host’s expense.
Host – an organism in/on which another organism lives.
Protozoa – a group of single-celled microscopic animals (not bacteria or viruses) that includes the Plasmodium species.
Plasmodium – a genus of parasitic protozoa, many of which cause malaria in their hosts. Four species regularly infect humans: P. falciparum, P. vivax, P. malariae, & P. ovale.
P. falciparum – the Plasmodium species that kills the most people, by causing malignant malaria, the most dangerous form of malaria.
Anopheles gambiae – a ‘complex’ of at least seven species of mosquitoes that are the main vectors of P. falciparum in sub-Saharan Africa.
Species complex – a group of closely related species that look so similar that the boundaries between them are often unclear.
Hunting and gathering – depending primarily on wild foods for subsistence
Paleontology – the study of fossils and what fossils tell us about the past, about evolution, and about how humans fit into the world.
___________________________________________

Credits (and Twitter handles):
Script Writer: Alex Reich (@alexhreich)
Script Editor: Emily Elert (@eelert)
Video Illustrator: Qingyang Chen
Video Director: Emily Elert (@eelert)
Video Narrator: Kate Yoshida (@KateYoshida)
With Contributions From: Henry Reich, Ever Salazar, Peter Reich, David Goldenberg
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

_________________________________________

Like our videos?
Subscribe to MinuteEarth on YouTube: http://goo.gl/EpIDGd
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And find us on itunes: https://goo.gl/sfwS6n
___________________________________________

If you liked this week’s video, we think you might also like:

Amazing animation of seasonal temperature suitability for malaria https://goo.gl/63pYGt
Americapox CGPGrey video https://www.youtube.com/watch?v=JEYh5WACqEk
The History of Malaria, an Ancient Disease http://www.cdc.gov/malaria/about/history/

___________________________________________

References:

Carter, R., & Mendis, K. N. (2002). Evolutionary and historical aspects of the burden of malaria. Clinical microbiology reviews, 15(4), 564-594. http://cmr.asm.org/content/15/4/564.full

Gething, P. W., et al. (2011). A new world malaria map: Plasmodium falciparum endemicity in 2010. Malaria journal, 10(1), 1. http://malariajournal.biomedcentral.com/articles/10.1186/1475-2875-10-378

Gething, P. W., et al. (2011). Modelling the global constraints of temperature on transmission of Plasmodium falciparum and P. vivax. Parasites & Vectors, 4(1), 1. http://parasitesandvectors.biomedcentral.com/articles/10.1186/1756-3305-4-92

Hay, S. I., et al. (2004). The global distribution and population at risk of malaria: past, present, and future. The Lancet infectious diseases, 4(6), 327-336. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3145123/

Institute for Health Metrics and Evaluation (IHME). (2016). GBD Compare Data Visualization. Seattle, WA: IHME, University of Washington. Retrieved from http://vizhub.healthdata.org/gbd-compare.

Liu, W., et al. (2010). Origin of the human malaria parasite Plasmodium falciparum in gorillas. Nature, 467(7314), 420-425. doi: 10.1038/nature09442

Malaria: Fact sheet (April 2016). Retrieved from http://www.who.int/mediacentre/factsheets/fs094/en/

Packard, R. M. (2007). The making of a tropical disease: a short history of malaria (pp. 1-66 ). Baltimore.

Rich, S. M., et al. (2009). The origin of malignant malaria. Proceedings of the National Academy of Sciences, 106(35), 14902-14907. doi: 10.1073/pnas.0907740106

Shah, S. (2010). The Fever: how malaria has ruled humankind for 500,000 years (pp. 1-33). Macmillan.

Sundararaman, S. A., et al. (2016). Genomes of cryptic chimpanzee Plasmodium species reveal key evolutionary events leading to human malaria. Nature communications, 7. DOI: 10.1038/ncomms11078

Webb, J. L. (2009). Humanity’s burden: a global history of malaria (pp. 1-91). Cambridge: Cambridge University Press.

World Health Organization. (2015). World malaria report 2015. World Health Organization. Retrieved from http://www.who.int/malaria/publications/world-malaria-report-2015/report/en/

The Couch Candy Protocol

Thanks to the ASCEND project for partnering with us on this video!
How do you count things you don’t know about?

LEARN MORE
**************
To learn more about this topic, start your googling with this keyword:
– Species accumulation curve: a graph recording the cumulative number of species recorded as a function of the cumulative effort expended searching for them.

SUPPORT MINUTEEARTH
**************************
If you like what we do, you can help us!:
– Become our patron: https://patreon.com/MinuteEarth
– Share this video with your friends and family
– Leave us a comment (we read them!)

CREDITS
*********
Kate Yoshida | Script Writer, Narrator and Director
Lizah van der Aart | Illustration, Video Editing and Animation
Aldo de Vos | Music

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

OUR STAFF
************
Lizah van der Aart • Sarah Berman • Cameron Duke
Arcadi Garcia i Rius • David Goldenberg • Melissa Hayes
Alex Reich • Henry Reich • Peter Reich
Ever Salazar • Leonardo Souza • Kate Yoshida

OUR LINKS
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Merch | http://dftba.com/minuteearth
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Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176

REFERENCES
**************
Beech E, Rivers M, Oldfield S, Smith PP (2017) Global Tree Search: The first complete global database of tree species and country distributions. J. Sustain. For. 36, 454–489. https://doi.org/10.1080/10549811.2017.1310049

Cazzolla Gatti, R, et al. (2022) The number of tree species on Earth. Proceedings of the National Academy of Sciences of the United States of America 119 (6): e2115329119. https://doi.org/10.1073/pnas.2115329119

Chao, A. and Chiu, C. H. (2016). Species richness: estimation and
comparison. Wiley StatsRef: Statistics Reference Online. 1-26. http://chao.stat.nthu.edu.tw/wordpress/paper/119.pdf

Chiu CH, Chao A (2016) Estimating and comparing microbial diversity in the presence of sequencing errors. PeerJ 4, e1634. https://doi.org/10.7717/peerj.1634

ter Steege, H., et al. (2013) Hyperdominance in the Amazonian tree flora. Science 342, 1243092 https://doi.org/10.1126/science.1243092

How Different Are Different Types of Dogs?

A big thank-you to our supporters on https://www.patreon.com/MinuteEarth :

– Maarten Bremer
– Jeff Straathof
– Today I Found Out
– Tony Fadell
– Muhammad Shifaz
– Mark Roth
– Melissa Vigil
– Valentin
– Alberto Bortoni
___________________________________________

Credits (and Twitter handles):
Script Writer: David Goldenberg (@dgoldenberg)
Script Editor: Alex Reich
Video Illustrator: Qingyang Chen
Video Director: Kate Yoshida (@KateYoshida)
Video Narrator: Kate Yoshida (@KateYoshida)
With Contributions From: Henry Reich, Ever Salazar, Emily Elert, Peter Reich
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

_________________________________________

Like our videos?
Subscribe to MinuteEarth on YouTube: http://goo.gl/EpIDGd
Support us on Patreon: https://goo.gl/ZVgLQZ

Also, say hello on:
Facebook: http://goo.gl/FpAvo6
Twitter: http://goo.gl/Y1aWVC

And find us on itunes: https://goo.gl/sfwS6n
___________________________________________

If you liked this week’s video, we think you might also like these things:
Some thoroughly unscientific ways to test your dog’s intelligence: http://www.wikihow.com/Test-a-Dog’s-Intelligence

FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started:
Breed group: A grouping of dog breeds based on their historical jobs.
Dog personality traits: Levels of playfulness, curiosity, sociability, and aggressiveness that dogs exhibit based on testing.
Animal Cognition: The study of the mental capacities of animals.
Confirmation bias: The tendency to interpret evidence in favor of one’s existing beliefs.
___________________________________________

References:

Svartberg, K. (2006). Breed-typical behaviour in dogs—Historical remnants or recent constructs? Applied Animal Behaviour Science 96 (293-313). Retrieved from http://www.appliedanimalbehaviour.com/article/S0168-1591(05)00160-7/abstract

Svartberg, K. (2016). Personal Communication.

Hare, B. & Woods, V. (2013) The Genius of Dogs: How Dogs Are Smarter Than You Think. Retrieved from https://www.amazon.com/Genius-Dogs-Smarter-Than-Think/dp/0142180467/ref=sr_1_1?s=books&ie=UTF8&qid=1475530594&sr=1-1

Helton, W. (2010). Does perceived trainability of dog (Canis lupus familiaris) breeds reflect differences in learning or differences in physical ability? Behavioural Processes 83 (315-323). Retrieved from https://www.ncbi.nlm.nih.gov/pubmed/20117185

Pongracz, P., Miklosi, A., Vida, V., Csanyi, V. (2005) The pet dogs ability for learning from a human demonstrator in a detour task is independent from the breed and age. Applied Animal Behaviour Science 90 (309-323). Retrieved from http://www.appliedanimalbehaviour.com/article/S0168-1591(04)00177-7/abstract

Why Does Earth Have Deserts?

Why Does Earth Have Deserts? For the same reason it has Rainforests: Hadley Cells!!!

CREDITS
*********
Created by Henry Reich, with Alex Reich, Peter Reich, Rose Eveleth, Emily Elert, and John Guittar.
Music by Nathaniel Schroeder https://www.soundcloud.com/drschroeder
Thanks to ScienceAlert for support – https://www.sciencealert.com
Special thanks to Ryan Loomis and TED-Ed for contributions.

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

SUPPORT MINUTEEARTH
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If you like what we do, you can help us!:
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– Share this video with your friends and family
– Leave us a comment (we read them!)

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Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176

REFERENCES
**************
Persson, A. 2006. Hadley’s principle: Understanding and misunderstanding the trade winds. History of Meteorology 3: 17-42. https://www.meteohistory.org/2006historyofmeteorology3/2persson_hadley.pdf

Our BIG Secret…

Check out our brand new channels: MinuteFood and MinuteMinis!
MinuteFood | https://www.youtube.com/minutefood?sub_confirmation=1
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MinuteEarth | https://www.youtube.com/minuteearth?sub_confirmation=1
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MinuteLabs | https://minutelabs.io/

SUPPORT MINUTEEARTH
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If you like what we do, you can help us!:
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CREDITS
*********
David Goldenberg | Script Writer and Director
Kate Yoshida | Narrator
Lizah van der Aart | Illustration, Video Editing and Animation
Aldo de Vos | Music

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

OUR STAFF
************
Lizah van der Aart • Sarah Berman • Arcadi Garcia i Rius
David Goldenberg • Melissa Hayes • Alex Reich
Henry Reich • Peter Reich • Ever Salazar
Leonardo Souza • Kate Yoshida

OUR LINKS
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Website | https://minuteearth.com
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The Real Reason Leaves Change Color In the Fall

You’ve probably heard that leaves of deciduous trees change color in autumn because they lose their green chlorophyll molecules, allowing the underlying yellow and orange pigments to shine through. However, this doesn’t explain why the leaves change color in the first place.

LEARN MORE
**************
To learn more about this topic, start your googling with these keywords:
– Leaf senescence
– Chlorophyll
– Carotenoid
– Anthocyanin

SUPPORT MINUTEEARTH
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If you like what we do, you can help us!:
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CREDITS
*********
Peter Reich | Script Writer
Henry Reich | Script Writer, Narrator and Director
Ever Salazar | Illustration, Video Editing and Animation
Nathaniel Schroeder | Music

Our staff: Alex Reich, Peter Reich, Emily Elert, Ever Salazar, Kate Yoshida, and Henry Reich

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

OTHER CREDITS
*****************
Maple Tree – William Warby
Maple Tree

Red Maple Tree – John Brueske
http://www.shutterstock.com/pic-28786426/

Thanks also to our Patreon patrons:
– Today I Found Out
– Jeff Straathof
– Mark
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– Alberto Bortoni
– Valentin
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Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176

REFERENCES
**************
Hoch, W. A., Singsaas, E. L., & McCown, B. H. (2003). Resorption protection. Anthocyanins facilitate nutrient recovery in autumn by shielding leaves from potentially damaging light levels. Plant Physiology, 133(3), 1296-1305.

Feild, T. S., Lee, D. W., & Holbrook, N. M. (2001). Why leaves turn red in autumn. The role of anthocyanins in senescing leaves of red-osier dogwood. Plant physiology, 127(2), 566-574.

Do Other Diseases Have “Long” Versions?

This video was made in partnership with Bill Gates. COVID isn’t the only virus to cause long-lasting symptoms. Other viruses – including the flu – can have similar enduring effects on our tissues and immune systems.

LEARN MORE
**************
To learn more about this topic, start your googling with these keywords:
– Sequelae: Chronic complications of an acute condition.
– RSV: Respiratory Syncytial Virus infects a majority of children before the age of two.
– SARS: Severe Acute Respiratory Syndrome is a coronavirus-caused respiratory disease responsible for an outbreak in 2002-2003.
– Cytokine Storm: A sudden increase in pro-inflammatory cytokines that causes a severe immune reaction.
– Fibrosis: Pathological wound healing that leads to the formation of scar tissue.

SUPPORT MINUTEEARTH
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If you like what we do, you can help us!:
– Become our patron: https://patreon.com/MinuteEarth
– Share this video with your friends and family
– Leave us a comment (we read them!)

CREDITS
*********
David Goldenberg | Script Writer, Narrator and Director
Arcadi Garcia Rius | Illustration, Video Editing and Animation
Aldo de Vos | Music

MinuteEarth is produced by Neptune Studios LLC
https://neptunestudios.info

OUR STAFF
************
Lizah van der Aart • Sarah Berman • Arcadi Garcia i Rius
David Goldenberg • Melissa Hayes • Alex Reich
Henry Reich • Peter Reich • Ever Salazar
Leonardo Souza • Kate Yoshida

OUR LINKS
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Facebook | https://facebook.com/Minuteearth

Website | https://minuteearth.com
Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176

REFERENCES
**************
Sigal, M. (2021) What is causing the ‘long-hauler’ phenomenon after COVID-19? Cleveland Clinic Journal of Medicine. 88 (5): 273-288. Retrieved from: https://www.ccjm.org/content/88/5/273

Wu, P., & Hartert, T. V. (2011). Evidence for a causal relationship between respiratory syncytial virus infection and asthma. Expert review of anti-infective therapy, 9(9), 731–745. Retrieved from: https://doi.org/10.1586/eri.11.92

Gao, B., Xiang, X. (2019) Interleukin-22 from bench to bedside: a promising drug for epithelial repair. Cell Mol Immunol 16, 666–667. Retrieved from: https://doi.org/10.1038/s41423-018-0055-6

Haseltine, W. (2022). New Clues To Long Covid: Prolonged Inflammatory Response. Forbes. Retrieved from: https://www.forbes.com/sites/williamhaseltine/2022/01/25/new-clues-to-long-covid-prolonged-inflammatory-response/?sh=7902b7d8765c

Marshall, M. (2020). The lasting misery of coronavirus long-haulers. Nature. 585, 339-341. Retrieved from: https://www.nature.com/articles/d41586-020-02598-6

Cipolla EM, Huckestein BR, Alcorn JF. (2020) Influenza sequelae: from immune modulation to persistent alveolitis. Clin Sci (Lond). 2020 Jul 17;134(13):1697-1714. Retrieved from: https://pubmed.ncbi.nlm.nih.gov/32648583/

Alcorn, John. (2022) Personal Communication. University of Pittsburgh, Department of Immunology. https://www.immunology.pitt.edu/person/john-f-alcorn-phd

What Nuclear Bombs Taught Us About Whales

A monitoring system developed to listen for secret nuclear tests mostly hears other events happening all around Earth.

Thanks to CTBTO for sponsoring this video: https://www.ctbto.org/

Thanks also to our supporters on https://www.patreon.com/MinuteEarth

Visit our NEW WEBSITE: https://www.minuteearth.com/
___________________________________________

If you want to learn more about this topic, start your googling with these keywords:
Infrasound: sound waves too low in frequency for humans to hear. The CTBTO stations detect frequencies of 0.02 to 4Hz
Hydroacoustic: having to do with underwater sounds. The CTBTO stations detect frequencies of 1-100 Hz
Seismic: oscillation waves in the earth, often caused by earthquakes or other tectonic activity. The CTBTO stations detect frequencies of 0.02-16 Hz
___________________________________________

Credits (and Twitter handles):
Script Writer: Alex Reich
Script Editor: Kate Yoshida (@KateYoshida)
Video Illustrator: Jesse Agar
Video Director: Kate Yoshida (@KateYoshida)
Video Narrator: Kate Yoshida (@KateYoshida)
With Contributions From: Henry Reich, Ever Salazar, Emily Elert, Peter Reich, David Goldenberg
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

_________________________________________

Like our videos?
Subscribe to MinuteEarth on YouTube: http://goo.gl/EpIDGd
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Twitter: http://goo.gl/Y1aWVC

And find us on itunes: https://goo.gl/sfwS6n
___________________________________________

If you liked this week’s video, we think you might also like:
Animals can detect infrasound: http://www.slate.com/articles/news_and_politics/explainer/2004/12/surviving_the_tsunami.html

A Time-Lapse Map of Every Nuclear Explosion Since 1945: https://www.youtube.com/watch?v=LLCF7vPanrY

Sound travels 1000s of miles in the ocean’s SOFAR channel: https://en.wikipedia.org/wiki/SOFAR_channel

___________________________________________

Sounds in the video that were recorded by CTBTO stations:

0:32 Kasatoshi volcano eruption in August 2008, detected 2100km away at infrasound station on mainland Alaska. Sped up 500x https://en.wikipedia.org/wiki/Kasatochi_Island

0:35 Explosion of Antares rocket in October 2014, detected 1100km away at Bermuda infrasound station. Sped up 150x https://en.wikipedia.org/wiki/Cygnus_CRS_Orb-3 and video: https://en.wikipedia.org/wiki/File:Antares_Fails_to_Reach_Orbit_with_Cygnus_CRS-3_after_Rocket_Explodes.webm

0:37 Ship engine detected June 1 2017 by hydroacoustic station. Sped up 16x

0:40 Waves hitting an iceberg and causing it to vibrate like a cymbal in July 2010. Detected by hydroacoustic station off of Western Australia. Sped up 16x

1:01 Whale call Feb 18 2017, detected by hydroacoustic station. Sped up 16x

1:08 Chelyabinsk meteor airburst February 15 2013, detected by infrasound station 650km away in Kazakhstan. Sped up 135x

1:39 Earthquake Jan 2 2017, detected by infrasound station. Sped up 16x

2:00 Sound with unknown cause, detected by hydroacoustic station. March 25 2017. Sped up 16x

References

Brown, P. G., et al. 2013. A 500-kiloton airburst over Chelyabinsk and an enhanced hazard from small impactors. Nature, 503(7475), 238-241. http://dx.doi.org/10.1038/nature12741

Gavrilov, A. May 2017, Personal communication

Graham, G. May 2017, Personal communication

Harabalus, G. May 2017, personal communication

LeBras, R. May 2017, personal communication

Mialle P., May 2017, personal communication

Miksis-Old, J. May 2017, personal communication

Nielsen, P., May 2017, personal communication

Le Pichon, A., et al. 2013. The 2013 Russian fireball largest ever detected by CTBTO infrasound sensors. Geophysical Research Letters, 40(14), 3732-3737. http://onlinelibrary.wiley.com/doi/10.1002/grl.50619/full

The Weird Sex Lives of Bluegills

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When it comes to the mating game, fish have some of the strangest ways of thwarting the competition.

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To learn more about this topic, start your googling with these keywords:
– Alternative mating strategy: a strategy used by male or female animals, often with distinct phenotypes, that differs from the prevailing mating strategy.
– Dependent selection: an evolutionary process by which the fitness of a phenotype or genotype depends on the phenotype or genotype composition of a given population.

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CREDITS
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Arcadi Garcia i Ruis | Illustration, Video Editing and Animation
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MinuteEarth is produced by Neptune Studios LLC
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REFERENCES
**************
Dominey, Wallace J. “Female Mimicry in Male Bluegill Sunfish—a Genetic Polymorphism?” Nature, vol. 284, no. 5756, Apr. 1980, pp. 546–548, https://doi.org/10.1038/284546a0

“Evolution of Alternative Reproductive Strategies: Frequency-Dependent Sexual Selection in Male Bluegill Sunfish | Philosophical Transactions of the Royal Society of London. Series B: Biological Sciences.” Philosophical Transactions of the Royal Society of London. Series B: Biological Sciences, 2022, royalsocietypublishing.org/doi/10.1098/rstb.1991.0033

Gross, Mart R. “Alternative Reproductive Strategies and Tactics: Diversity within Sexes.” Trends in Ecology & Evolution, vol. 11, no. 2, Feb. 1996, pp. 92–98, https://doi.org/10.1016/0169-5347(96)81050-0

Gross, Mart R. “Sneakers, Satellites and Parentals: Polymorphic Mating Strategies in North American Sunfishes.” Zeitschrift Für Tierpsychologie, vol. 60, no. 1, 12 Jan. 1982, pp. 1–26, https://doi.org/10.1111/j.1439-0310.1982.tb01073.x

Jukema, Joop, and Theunis Piersma. “Permanent Female Mimics in a Lekking Shorebird.” Biology Letters, vol. 2, no. 2, 10 Jan. 2006, pp. 161–164, https://doi.org/10.1098/rsbl.2005.0416

Neff, B. D. “Genetic Paternity Analysis and Breeding Success in Bluegill Sunfish (Lepomis Macrochirus).” Journal of Heredity, vol. 92, no. 2, 1 Mar. 2001, pp. 111–119, https://doi.org/10.1093/jhered/92.2.111

Neff, B. D. “Sperm Investment and Alternative Mating Tactics in Bluegill Sunfish (Lepomis Macrochirus).” Behavioral Ecology, vol. 14, no. 5, 1 Sept. 2003, pp. 634–641, https://doi.org/10.1093/beheco/arg032

Neff, Bryan D., and Erik I. Svensson. “Polyandry and Alternative Mating Tactics.” Philosophical Transactions of the Royal Society B: Biological Sciences, vol. 368, no. 1613, 5 Mar. 2013, p. 20120045, https://doi.org/10.1098/rstb.2012.0045

Neff, Bryan. Personal Communication

MinuteEarth: The Story of Our Planet

Our first video ever! Agriculture, hula hoops, SARS, and THIS video: how long did they take to get around the earth?

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Created by Henry Reich, with Alex Reich, Peter Reich, Rose Eveleth, Emily Elert, and John Guittar.
Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder
Thanks to ScienceAlert for support – http://www.sciencealert.com

MinuteEarth is produced by Neptune Studios LLC
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Why Are Leaves Green? Part 2

Still wondering why leaves are green and not purple or even black? CHLOROPHYLL! It’s how leaves work.

CREDITS
*********
Created by Henry Reich, with Alex Reich, Peter Reich, Rose Eveleth, Emily Elert, and John Guittar.
Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder
Thanks to ScienceAlert for support – http://www.sciencealert.com

MinuteEarth is produced by Neptune Studios LLC
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REFERENCES
**************
Papers referred to in the making of this video:
Blankenship, Robert E. 2010. Early evolution of photosynthesis. Plant physiology 154(2): 434-438. http://www.plantphysiology.org/content/154/2/434.full.pdf+html

Hohmann-Marriott, M. F., & Blankenship, R. E. 2011. Evolution of photosynthesis. Annual review of plant biology 62: 515-548. http://www.annualreviews.org/doi/abs/10.1146/annurev-arplant-042110-103811

Raven, J. A. 2009. Functional evolution of photochemical energy transformations in oxygen-producing organisms. Functional Plant Biology 36(6): 505-515. http://www.publish.csiro.au/?act=view_file&file_id=FP09087.pdf

Why The Weather Is Worse At The Mall

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Extreme weather sometimes happens in very specific areas thanks to extreme surface temperature differences.

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**************
To learn more about this topic, start your googling with these keywords:
Evapotranspiration: the return of water to the atmosphere from the ground surface.
Troposphere: The lowest region of the Earth’s atmosphere, extending usually to around 10 km above the Earth’s surface.
Tropopause: The top-most boundary of the troposphere.
Low Pressure System: An area of relatively low pressure that draws air into it, causing converging winds.
Micro-climate: The climate of a very small or restricted area.
Heat Island: An urban area that has higher average temperatures than its surrounding due to the heat absorption of materials like concrete and asphalt.

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MinuteEarth is produced by Neptune Studios LLC
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OUR STAFF
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Sarah Berman • Arcadi Garcia i Rius
David Goldenberg • Julián Gustavo Gómez
Melissa Hayes • Alex Reich • Henry Reich • Peter Reich
Ever Salazar • Leonardo Souza • Kate Yoshida

OTHER CREDITS
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Articles from Denver Post, Denverite, BBC, itv News,The Independent, Weather Channel, NBC 10 Philadelphia, WFMZ 69, WQAD 8 abc, KSDK 5

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REFERENCES
**************
MIT Concrete Sustainability Hub. Topic Summary: Mitigating Climate Change with Reflective Pavements. (2021). Retrieved from: https://cshub.mit.edu/sites/default/files/images/Albedo%201113_0.pdf

Randel W. J., Jensen E. J., (2013) Physical processes in the tropical tropopause layer and their roles in a changing climate. Nature Geoscience Vol 6, pp 169. Retrieved from: https://doi.org/10.1038/ngeo1733

Kurn, D M, Bretz, S E, Huang, B, and Akbari, H. (1994) “The potential for reducing urban air temperatures and energy consumption through vegetative cooling.” United States OSTI, Retrieved from: https://www.osti.gov/biblio/10180633-potential-reducing-urban-air-temperatures-energy-consumption-through-vegetative-cooling

Lejeune, Q., Davin, E.L., Gudmundsson, L. et al. (2018) Historical deforestation locally increased the intensity of hot days in northern mid-latitudes. Nature Clim Change 8, 386–390. Retrieved from: https://doi.org/10.1038/s41558-018-0131-z

Ma J., Chadwick R., Seo K. H., Dong C., Huang G., Foltz G. R., Jiang J. H. (2018) Responses of the Tropical Atmospheric Circulation to Climate Change and Connection to the Hydrological Cycle. Annual Review of Earth and Planetary Sciences, Vol. 46:549–580. Retrieved from: https://doi.org/10.1146/annurev-earth-082517010102

Terzi, L. (2021). Personal communication. Belgian Nuclear Research Center.

The One That Got Away (Size Matters)

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MinuteEarth provides an energetic and entertaining view of trends in earth’s environment — in just a few minutes!

Created by Henry Reich, with Alex Reich, Peter Reich, Emily Elert, and Ever Salazar.

Music by Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

REFERENCES
Berkeley et al. 2004. http://www.esajournals.org/doi/abs/10.1890/03-0706
Birkeland and Dayton. 2005. http://www.cell.com/trends/ecology-evolution//retrieve/pii/S0169534705000777?cc=y
Garcia et al. 2012. http://archimer.ifremer.fr/doc/00070/18121/15670.pdf
Halliday and Pinhorn. 2009. http://www.sciencedirect.com/science/article/pii/S0165783609000423
Halliday and Pinhorn. 2002. http://www.sciencedirect.com/science/article/pii/S0165783602000796
Jorgensen et al. 2007. http://archimer.ifremer.fr/doc/2007/publication-3302.pdf
Beldade et al. 2012. http://bio.research.ucsc.edu/people/bernardi/Bernardi/Publications/2012Female_size.pdf
Schmidt. 2003. http://www.oecd.org/japan/2507622.pdf
Shackell and Frank. 2007. http://www.int-res.com/articles/meps2007/336/m336p235.pdf
Zhou et al. 2010. http://www.pnas.org/content/107/21/9485.full.pdf+html

Fishing regulations:
http://myfwc.com/media/2617048/Commercial%20Regulations%20Quick%20Chart.pdf
http://www.southernsfc.org.uk/mls/wheelhousecard.pdf
http://www.mass.gov/eea/docs/dfg/dmf/recreationalfishing/private-angler-rules-poster.pdf
http://www.dec.ny.gov/docs/fish_marine_pdf/fishlimits.pdf

An Egg Is Just One Cell

One of Earth’s biggest cells is one you’re probably really familiar with.

See what we’re cooking up over at our BRAND-NEW channel, MinuteFood: https://www.youtube.com/user/minutefood

LEARN MORE
**************
To learn more about this topic, start your googling with these keywords:
– Cell: the smallest unit that can execute all the activities required for life
– Egg: the organic vessel containing the zygote in which an embryo develops until it can survive on its own
– Fertilization: the union of male and female gametes during sexual reproduction to form a zygote

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CREDITS
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Arcadi Garcia i Rius | Illustration, Video Editing and Animation
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MinuteEarth is produced by Neptune Studios LLC
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REFERENCES
**************
Alberts B, Johnson A, Lewis J, et al. (2002). Eggs. Molecular Biology of the Cell (4th edition). New York: Garland Science. https://www.ncbi.nlm.nih.gov/books/NBK26842/

Gilbert S. (2013). “”Early Development in Birds””. Developmental Biology (10th ed.). Sunderland: Sinauer Associates. https://www.ncbi.nlm.nih.gov/books/NBK10070/

Marshall WF, Young KD, Swaffer M, Wood E. (2012) What determines cell size? BMC Biololgy 10: 101. https://bmcbiol.biomedcentral.com/articles/10.1186/1741-7007-10-101

Starck J (2020) Morphology of the avian yolk sac, Journal of Morphology 282:7, (959-972). https://onlinelibrary.wiley.com/doi/full/10.1002/jmor.21262

Why Do Birds Migrate Like This?

Buy the book: “Where the Animals Go: Tracking Wildlife with Technology in 50 Maps and Graphics” at http://www.wheretheanimalsgo.com

Copyright 2016 by James Cheshire and Oliver Uberti. First American Edition published by W. W. Norton & Company, Inc. in 2017. First published in Great Britain in 2016 by Particular Books, an imprint of Penguin Books.

Migrating birds care more about the ease of their trip than the distance they travel, and that leads to some truly roundabout routes.

Thanks also to our supporters on https://www.patreon.com/MinuteEarth
___________________________________________

To learn more, start your googling with these keywords:
Migration: The seasonal movement of a population of animals from one area to another.
Prevailing winds: Winds in a particular area that blow in a particular direction.
Thermal: An upward current of warm air.
Lift: A force that counteracts the weight of an object and holds it in the air.
Flyway: A route regularly used by lots of migrating birds.
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Credits (and Twitter handles):
Script Writer: David Goldenberg (@dgoldenberg)
Script Editor: Alex Reich (@alexhreich)
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Video Narrator: Emily Elert (@eelert)
With Contributions From: Henry Reich, Kate Yoshida, Ever Salazar, Peter Reich
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

___________________________________________

References:

Horton, K., Van Doren, B., Stepanian, P.,Hochachka, W., Farnsworth, A., and Kelly, J. (2016). Nocturnally migrating songbirds drift when they can and compensate when they must. Scientific Reports 6, 1-8. Nature. Retrieved from: https://www.nature.com/articles/srep21249

Kranstauber,B., Weinzierl, R., Wikelski, M., Safi, K. (2015). Global aerial flyways allow efficient travelling. Ecology Letters. 18: 133. Retrieved from: http://onlinelibrary.wiley.com/doi/10.1111/ele.12528/full

Liechti, F. (2006). Birds: blowin’ by the wind.Journal of Ornithology. 47: 202–211. Retrieved from: https://link.springer.com/article/10.1007/s10336-006-0061-9.

Reddy, G., Celani, A., Sejnowski, T., and Vergassola, M. (2016). Learning to soar in turbulent environments. PNAS. 113(33):E4877-84. Retrieved from: https://www.ncbi.nlm.nih.gov/pubmed/27482099

Shamoun-Baranes, J., Leshem, Y., Yom-Tov, Y., and Liech, O. (2003). Differential use of thermal convection by soaring birds over central Israel. The Condor. 105:208-218. Retrieved from: https://www.jstor.org/stable/1370541.

Leshem, Yossi. (2017) Professor of Life Science, Tel-Aviv University. Personal Communication.

You Have More Bones Than You Think

Go to https://www.curiositystream.com/minute to get a free month trial with CuriosityStream and get a subscription to Nebula bundled in for free!

Because the ossification process can differ so much from human to human, we have a wide range of potential bone numbers.

Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube members.
___________________________________________
To learn more, start your googling with these keywords:
Cartilage: The flexible connective tissue that is turned to bone by osteoblasts.
Osteoblasts: Cells that control calcium and mineral deposition to turn cartilage into bone.
Sesamoids: Bones embedded in tendons or muscles.
Fabella: A large sesamoid bone occasionally found behind the knee joint.
Coccyx: The small set of semi-fused triangular bones at the end of the vertebral column.
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With Contributions From: Henry Reich, Alex Reich, Kate Yoshida, Ever Salazar, Peter Reich, Julián Gómez, Sarah Berman
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder

___________________________________________

References:

Goldberg I, Nathan H. (1987). Anatomy and pathology of the sesamoid bones. The hand compared to the foot. International Orthopaedics. 11(2):141-7. Retrieved from: https://www.ncbi.nlm.nih.gov/pubmed/3610408.

Vineet K. Sarin Gregory M. Erickson Nicholas J. Giori A. Gabrielle Bergman Dennis R. Carter (2003). Coincident development of sesamoid bones and clues to their evolution. The Anatomical Record.5: 174-180. Retrieved from: https://onlinelibrary.wiley.com/doi/epdf/10.1002/%28SICI%291097-0185%2819991015%29257%3A5%3C174%3A%3AAID-AR6%3E3.0.CO%3B2-O.

Tao Sun, Lingxiang Wang, Haitao Zhao,Wenjuan Wu,and Wenhai Hu (2016). Prevalence, morphological variation and ossification of sesamoid bones of the forefoot: a retrospective radiographic study of 8,716 Chinese subjects. 2(3): 91–96. Retrieved from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6410651/.

Postacchini F, Massobrio M. (1983). Idiopathic coccygodynia: Analysis of fifty-one operative cases and a radiographic study of the normal coccyx. The Journal of bone and joint surgery. 65(8): 1116-1124. Retrieved from: https://www.coccyx.org/medabs/posta.htm.

Meals, Roy. (2019). Personal Communication. http://www.AboutBone.com

Our Atmosphere is Escaping!

Our planet is surrounded by a wispy-thin layer of gas that keeps us warm and allows weather to happen and basically makes all of life on Earth possible. Except… that precious atmosphere of ours is actually leaking, every second, into outer space

CREDITS
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Music by Nathaniel Schroeder: https://www.soundcloud.com/drschroeder

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REFERENCES
**************
Atmospheric escape on Earth: https://faculty.washington.edu/dcatling/Catling2009_SciAm.pdf

Null Island: The Busiest Place That Doesn’t Exist (ft @TomScottGo )

Thanks to @TomScottGo for helping write and narrate this video. Check out his amazing channel:
https://www.youtube.com/TomScottGo

CREDITS
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Script Writer & Narrator: Tom Scott
Script Editor: Henry Reich
Video Illustrator: Ever Salazar
Video Director: Emily Elert
With Contributions From: Alex Reich, Kate Yoshida, Peter Reich, Rachel Becker, David Goldenberg
Music by: Nathaniel Schroeder

MinuteEarth is produced by Neptune Studios LLC
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IMAGE CREDITS
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Photo of Null Island Buoy by: Jacques Grelet, IRD.fr

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REFERENCES
**************
http://www.jsonline.com/news/statepolitics/clerks-scrambling-to-get-voters-in-right-districts-3v3ov36-137102098.html

How To Avoid The Next Atlantis

A big thank you to AXA for sponsoring this video. Visit http://www.axa.com/resilience to learn more about their survey on how cities and businesses worldwide are adapting to climate-related challenges.

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________________________

References:

Delta Works. (n.d.). In Wikipedia. Retrieved October 8, 2015, from https://en.wikipedia.org/wiki/Delta_Works.

Flood control in the Netherlands. (n.d.). In Wikipedia. Retrieved October 8, 2015, from https://en.wikipedia.org/wiki/Flood_control_in_the_Netherlands.

IPCC (2014). Climate Change 2014: Synthesis Report. Contribution of Working Groups I, II and III to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change [Core Writing Team, R.K. Pachauri and L.A. Meyer (eds.)]. IPCC, Geneva, Switzerland, 151 pp. http://www.ipcc.ch/report/ar5/syr/

Koch, E.W., Barbier, E.B., Silliman, B.R., Reed, D.J. et al. (2009). Non-linearity in ecosystem services: temporal and spatial variability in coastal protection. Frontiers in Ecology and the Environment 7(1):29–37. http://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=1056&context=iss_pub

Möller, I.; Kudella, M.; Rupprecht, F.; Spencer, T.; Paul, M.; van Wesenbeeck, B.K (2014). Wave attenuation over coastal salt marshes under storm surge conditions. Nature Geoscience 7: 727–731. http://www.nature.com/ngeo/journal/v7/n10/full/ngeo2251.html

Moss, S. (2011, January 19). Weatherwatch: The Grote Mandrenke. The Guardian. http://www.theguardian.com/news/2011/jan/20/weatherwatch-grote-mandrenke

The Nature Conservancy (2015). Urban Coastal Resilience: Valuing Nature’s Role. https://tnc.app.box.com/s/9awez618538tf24rnu5mv73fkfa668mr/1/4092107687/34026668411/1

The World Bank Group (2011). Guide to Climate Change Adaptation in Cities. http://siteresources.worldbank.org/INTURBANDEVELOPMENT/Resources/336387-1318995974398/GuideClimChangeAdaptCities.pdf

Image Credits:

Oahu Hawaii – Cristo Vlahos
https://commons.wikimedia.org/wiki/File:Waikiki_view_from_Diamond_Head.JPG

Port of Cape Town – Wikimedia user SkyPixels
https://en.wikipedia.org/wiki/File:Port_of_Cape_Town.jpg

Hong Kong – Wikimedia user WiNG
https://commons.wikimedia.org/wiki/File:Hong_Kong_Island_Skyline_2009.jpg

Perth Australia – Public Domain
https://commons.wikimedia.org/wiki/File:Perth_Skyline.jpg

Maeslantkering closed – World66.com
http://www.world66.com/europe/netherlands/lib/gallery/showimage?pic=europe/netherlands/new_waterway_storm

Hartelkering gesloten – Wikimedia user Quistnix
https://commons.wikimedia.org/wiki/File:Spijkenisse_-_Hartelkering_gesloten.jpg

Oosterscheldekering-pohled – Vladimír Šiman
https://en.wikipedia.org/wiki/File:Oosterscheldekering-pohled.jpg

Haringvlietdam 2006 – Wikimedia user Quistnix
https://en.wikipedia.org/wiki/File:Haringvlietdam_2006_06_18-2.jpg

Jakarta’s flooded streets – VOA Indonesian Service (Public Domain)
https://commons.wikimedia.org/wiki/File:VOA_People_walk_through_Jakarta%27s_flooded_streets.jpg

Hurricane Patricia – NOAA
https://en.wikipedia.org/wiki/File:Hurricane_Patricia_October_23,_2015,_GOES-15_visible_animation.gif

Permeable “Thirsty” concrete – Tarmac Ltd

Floating Utility Unit – DeltaSync/Blue21

B21 – Homepage

Rijnhavenpark – DeltaSync/Blue21

B21 – Homepage

Tracks and Storms – Robert Allison
http://robslink.com/

NYC Hurricane Evacuation Map – City of New York
http://maps.nyc.gov/hurricane/

The Difference between Pollen and Sperm

Pollen is often described as ‘plant sperm’, but it has some important differences! Like sperm, pollen contains one DNA set from its parent, but unlike sperm, pollen itself is actually its own separate living plant made of multiple cells that, under the right conditions, can live for months, depending on the species.

Why You’re More Likely To Die In Winter

There’s a huge seasonal difference in death rates that is propelled by a variety of factors including pathogen behavior and anatomical response to temperature changes.

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To learn more about this topic, start your googling with these keywords:
Crude Death Rate: The number of people in a population of a 1,000 who die every year. The 2020 rate for the entire world is roughly 8.

If you liked this week’s video, you might also like:
CGP Grey takes you through the first half of Death’s day: https://www.youtube.com/watch?v=QMNGEY8OZqo

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Feedback on drafts by:
Julián Gustavo Gómez, Alex Reich, Henry Reich, Peter Reich, Ever Salazar and Kate Yoshida

MinuteEarth is produced by Neptune Studios LLC
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REFERENCES
**************
Robbie M Parks, James E Bennett, Kyle J Foreman, Ralf Toumi, Majid Ezzati (2018). National and regional seasonal dynamics of all-cause and cause-specific mortality in the USA from 1980 to 2016. eLife 2018;7:e35500. Retrieved from: https://elifesciences.org/articles/35500.

Roland Rau, Christina Bohk-Ewald, Magdalena M. Muszyńska, James W. Vaupel (2017). Seasonality of Causes of Death. Chapter in: Visualizing Mortality Dynamics in the Lexis Diagram. Retrieved from: https://link.springer.com/chapter/10.1007/978-3-319-64820-0_9.

Dimitrios Seretakis; Pagona Lagiou, MD; Loren Lipworth, DSc; et al (1997). Changing Seasonality of Mortality From Coronary Heart Disease. JAMA, 278(12):1012-1014. Retrieved from: https://jamanetwork.com/journals/jama/article-abstract/418241.

W. R. Keatinge (2002) Winter mortality and its causes, International Journal of
Circumpolar Health, 61:4, 292-299. Retrieved from: https://www.tandfonline.com/doi/pdf/10.3402/ijch.v61i4.17477

Average Daily Number of Deaths,* by Month — United States, 2017. Retrieved from: https://www.cdc.gov/mmwr/volumes/68/wr/mm6826a5.htm.

The Megaproject That Could Destroy the Great Lakes in the USA

AI is growing faster than ever but could it become a threat to one of the world’s largest freshwater reserves? As billions of dollars are poured into new AI data centers near the Great Lakes, concerns are growing over their massive water consumption. While a single facility won’t drain the lakes, scientists warn that the combined impact of dozens of data centers could put increasing pressure on local ecosystems.
This is the AI tool behind it → https://higgsfield.ai/s/general-brightsideofficial-kDdKTb

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Plate Tectonics Explained

How do plate tectonics REALLY work?

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References

Anderson, D. L. (2001). Top-down tectonics?. Science, 293(5537), 2016-2018. http://www.sciencemag.org/content/293/5537/2016.short

Conrad, C. P., & Lithgow-Bertelloni, C. (2002). How mantle slabs drive plate tectonics. Science, 298(5591), 207-209. ftp://128.171.151.230/engels/Stanley/Textbook_update/Science_298/Conrad-02.pdf

Conrad, C.P., 2014. Personal Communication

Dietz, R. S. (1961). Continent and ocean basin evolution by spreading of the sea floor. Nature, 190(4779), 854-857. http://eps.mcgill.ca/~courses/c350/lecturestuff/jan28/Dietz_1961.pdf

Forsyth, D., & Uyeda, S. (1975). On the relative importance of the driving forces of plate motion. Geophysical Journal International, 43(1), 163-200. http://gji.oxfordjournals.org/content/43/1/163.short

Hecht, J. 2014, Aug 29. Earth’s tectonic plates have doubled their speed. New Scientist. http://www.newscientist.com/article/mg22329843.000-earths-tectonic-plates-have-doubled-their-speed.html#.VBDAJ7ywJ_Q

Smil, V. 2007. Energy in Nature and Society: General Energetics of Complex Systems. MIT Press. http://mitpress.mit.edu/books/energy-nature-and-society

Driving forces of plate tectonics (website):
http://www.columbia.edu/~vjd1/driving_forces_basic.htm

Which is Worse?

A broken bone might seem worse than a sprain, but you’ll get over it much more quickly.

LEARN MORE
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To learn more about this topic, start your googling with these keywords:
Aqueous humour: The clear fluid filling the space in the front of the eyeball between the lens and the cornea.
Bone remodeling: The continuous process of synthesis and destruction that gives bone its mature structure and maintains normal calcium levels in the body.
Ligament: A short band of tough, flexible fibrous connective tissue which connects two bones or cartilages or holds together a joint.
Sprain: A stretching or tearing of ligaments.

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If you like what we do, you can help us!:
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CREDITS
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Cameron Duke (@dukeofcam) | Script Writer
Kate Yoshida | Script Editor, Narrator and Director
Arcadi Garcia i Rius (@garirius) | Illustration, Video Editing and Animation
Aldo de Vos, Know Art | Music

MinuteEarth is produced by Neptune Studios LLC
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Sarah Berman • Arcadi Garcia i Rius
David Goldenberg • Julián Gustavo Gómez
Melissa Hayes • Alex Reich • Henry Reich • Peter Reich
Ever Salazar • Leonardo Souza • Kate Yoshida

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Website | https://minuteearth.com
Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176

REFERENCES
**************
Landzhov, B. (2015). The Epiligament-The Main Donor of Cells and Vessels during Healing Of the Collateral Ligaments of the Knee. Anatomy & Physiology, s4. https://doi.org/10.4172/2161-0940.s4-006

Leong, N. L., Kator, J. L., Clemens, T. L., James, A., Enamoto‐Iwamoto, M., & Jiang, J. (2019). Tendon and Ligament Healing and Current Approaches to Tendon and Ligament Regeneration. Journal of Orthopaedic Research, 38(1), 7–12. https://doi.org/10.1002/jor.24475

Marsell, R., & Einhorn, T. A. (2011). The biology of fracture healing. Injury, 42(6), 551–555. https://doi.org/10.1016/j.injury.2011.03.031

Martini, F., Nath, J. L., & Bartholomew, E. F. (2018). Fundamentals of anatomy & physiology (11th ed.). Pearson Education Limited.

Smith, P., & Bollier, M. (2014). Anterior Cruciate Ligament and Medial Collateral Ligament Injuries. Journal of Knee Surgery, 27(05), 359–368. https://doi.org/10.1055/s-0034-1381961

How Recycling Works! | How to Help Our Earth | SciShow Kids

Humans make a lot of garbage every day, and a lot of it ends up in big, smelly dumps. Luckily, there are things we can do to reuse a lot of our garbage and keep the Earth healthy and clean! Join Jessi and find out how!

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