How Farmers Accidentally Killed Off North America's Locusts
Locusts are a huge agricultural pest...except in North America. What happened to the Rocky Mountain locusts that once swarmed this continent? Researchers think that the colonization of the North American West might have had something to do with their disappearance. Go to http://Brilliant.org/SciShow to try their Solar Energy course. The first 200 subscribers get 20% off an annual Premium subscription. Hosted By: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: / scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Bd_Tmprd, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Sam Buck, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, Sam Lutfi, Piya Shedden, Katie Marie Magnone, Scott Satovsky Jr, Charles Southerland, Charles george, Alex Hackman, Chris Peters, Kevin Bealer ---------- Looking for SciShow elsewhere on the internet? Facebook: / scishow Twitter: / scishow Tumblr: / scishow Instagram: / thescishow ---------- Sources: DOI: 10.1126/science.1165939 (Anstey et al. 2009) http://halachicadventures.com/wp-cont... https://doi.org/10.1093/ee/19.5.1194 (Lockwood and Debrey 1990) https://academic.oup.com/ee/article-a... https://doi.org/10.1163/187498310X523874 (Lockwood 2010) https://brill.com/view/journals/tar/3... doi:10.1016/S1055-7903(03)00209-4 (Chapco 2004) Image Sources: https://www.storyblocks.com/video/sto... https://www.istockphoto.com/photo/swa... https://www.istockphoto.com/photo/des... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://www.istockphoto.com/vector/us... https://www.istockphoto.com/photo/yel... https://www.istockphoto.com/photo/str... https://www.istockphoto.com/photo/tid... https://www.istockphoto.com/photo/bea... https://www.istockphoto.com/vector/vi... https://www.istockphoto.com/vector/lo... https://www.istockphoto.com/vector/lo... https://www.istockphoto.com/photo/two... https://commons.wikimedia.org/wiki/Fi... https://www.istockphoto.com/photo/bro...
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