5 Human Impacts on the Environment: Crash Course Ecology #10

Hank gives the run down on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides. Like Crash Course? http://www.facebook.com/YouTubeCrashCourse Follow Crash Course! http://www.twitter.com/TheCrashCourse T*mbl Crash Course: http://thecrashcourse.tumblr.com Table of Contents Ecosystem Services 00:51 The Importance of Biodiversity 04:07 Deforestation 06:42 Desertification 06:49 Global Warming 07:59 Invasive Species 08:51 Overharvesting 09:20 Crash Course/SciShow videos referenced in this episode: Hydrologic and Carbon Cycles: http://www.youtube.com/watch?v=2D7hZp... Nitrogen and Phosphorus Cycles: http://www.youtube.com/watch?v=leHy-Y... Ecological Succession: http://www.youtube.com/watch?v=jZKIHe... Climate Change: http://www.youtube.com/watch?v=M2Jxs7... Invasive Species: http://www.youtube.com/watch?v=eDOwTX... Food Shortage: http://www.youtube.com/watch?v=bPLJP8... References and image licenses for this episode can be found in the Google document here: http://dft.ba/-3n5P Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse