SciShow: What We Can Learn from 5 Times Rivers Ran Backward

Teacher or professor: SciShow
Subject: Science
Content of the Lesson: Usually, you can count on a river to flow in one direction, but some things can make it reverse course. Aside from being weird and surprising, these river reversals can often reflect geological changes and have long-lasting impacts on the surrounding ecosystems. Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Alisa Sherbow, Silas Emrys, Chris Peters, Adam Brainard, Dr. Melvin Sanicas, Melida Williams, Jeremy Mysliwiec, charles george, Tom Mosner, Christopher R Boucher, Alex Hackman, Piya Shedden, GrowingViolet, Nazara, Matt Curls, Ash, Eric Jensen, Jason A Saslow, Kevin Bealer, Sam Lutfi, James Knight, Christoph Schwanke, Bryan Cloer, Jeffrey Mckishen ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: http://www.scishowtangents.org Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow ---------- Sources: Amazon https://rgs-ibg.onlinelibrary.wiley.com/doi/abs/10.1111/area.12069 ​​https://www.sciencedirect.com/science/article/abs/pii/S0012821X14004075 https://www.science.org/content/article/why-amazon-flows-backward Mississippi ​​https://www.usgs.gov/natural-hazards/earthquake-hazards/science/summary-1811-1812-new-madrid-earthquakes-sequence https://www.iris.edu/hq/inclass/animation/new_madrid_earthquake_a_river_runs_backward https://www.nps.gov/locations/lowermsdeltaregion/concept-iii-new-madrid-earthquakes-seismic-zone-tour-route.htm Slims https://www.nature.com/articles/ngeo2932 https://earthobservatory.nasa.gov/images/90116/river-piracy-in-the-yukon Kaituna https://jgs.lyellcollection.org/content/164/4/785.short https://www.tandfonline.com/doi/abs/10.1080/00288306.1970.10431351 https://www.tandfonline.com/doi/abs/10.1080/00288300709509815 https://www.otago.ac.nz/geology/research/environmental-geology/geomorphology/river-capture.html#4 Qiantang https://www.sciencedirect.com/science/article/abs/pii/S0278434319300718 https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1002/2014JC010267 https://www.researchgate.net/publication/245297526_Case_Study_Numerical_Modeling_of_the_Tidal_Bore_on_the_Qiantang_River_China Images: https://www.nasa.gov/topics/earth/earthday/lena_delta.html https://www.flickr.com/photos/astro_alex/33658242888 https://commons.wikimedia.org/wiki/File:Rio_Amazonas_-_Parintins.jpg https://commons.wikimedia.org/wiki/File:Amazonrivermap.svg https://www.flickr.com/photos/ciat/5641586406/ https://www.flickr.com/photos/globalwaterforum/7845804258 https://commons.wikimedia.org/wiki/File:New_Madrid_Missouri.jpg https://commons.wikimedia.org/wiki/File:New_Madrid_Seismic_Zone_activity_1974-2011.svg https://commons.wikimedia.org/wiki/File:New_Madrid_Erdbeben.jpg https://commons.wikimedia.org/wiki/File:Mississippiriver-new-01.png https://commons.wikimedia.org/wiki/File:New_Madrid,_Missouri_(NYPL_Hades-119377-54141).tif https://commons.wikimedia.org/wiki/File:Kentucky_Bend_map.png https://commons.wikimedia.org/wiki/File:Reelfoot_Lake.jpg https://commons.wikimedia.org/wiki/File:Map_showing_the_system_of_Confederate_fortifications_on_the_Mississippi_River_at_Island_no._10_and_New_Madrid,_also_the_operations_of_the_United_States_forces_under_General_John_Pope_against_these_LOC_99447227.tif https://commons.wikimedia.org/wiki/File:Kaska_junction.png https://earthobservatory.nasa.gov/images/90116/river-piracy-in-the-yukon https://commons.wikimedia.org/wiki/File:Stream_capture.png https://www.usgs.gov/media/images/landsat-8-image-kaskawulsh-glacier-canadas-yukon-territory https://commons.wikimedia.org/wiki/File:Dust_storm_at_the_Slims_River_inflow_to_Kluane_Lake.jpg https://www.flickr.com/photos/uwnews/33165240843 https://commons.wikimedia.org/wiki/File:Making_Waves_in_Marlborough_Sounds.jpeg https://commons.wikimedia.org/wiki/File:MarlboroughFaultSystem.png https://www.flickr.com/photos/flissphil/5214648333/ https://commons.wikimedia.org/wiki/File:Galaxias_divergens.jpg https://commons.wikimedia.org/wiki/File:%E7%9B%90%E5%AE%98%E4%B8%80%E7%BA%BF%E6%BD%AE5.jpg https://commons.wikimedia.org/wiki/File:Tidalbore_Mascaret_Hangzhou_china.ogv https://www.researchgate.net/figure/Map-of-the-study-area-in-Hangzhou-Bay-China-showing-the-shorelines-of-the-East-China_fig1_341383608 https://commons.wikimedia.org/wiki/File:Tidal_bore_at_the_Qiantang_river,_Hangzhou.jpg https://www.flickr.com/photos/48125931@N00/3756088300 https://www.flickr.com/photos/48125931@N00/3756086752 https://commons.wikimedia.org/wiki/File:20201003%E9%92%B1%E6%B1%9F%E6%BD%AE%E9%80%9A%E8%BF%87%E4%B8%89%E5%A0%A1.jpg


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