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

Hank gives the rundown 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. 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:    • The Hydrologic and Carbon Cycles: Always R...   Nitrogen and Phosphorus Cycles:    • Nitrogen & Phosphorus Cycles: Always Recyc...   Ecological Succession:    • Ecological Succession: Change is Good - Cr...   Climate Change:    • Climate Change   Invasive Species:    • Invasive Species: The Story of Bunny   Food Shortage:    • The Bacon Hoax & the Next REAL Food Shortage   References: http://www.fs.fed.us/ecosystemservice... http://www.endangeredspeciesinternati... http://www.epa.gov/acidrain/effects/s... Crash Course is on Patreon! You can support us directly by signing up at   / crashcourse   Want to find Crash Course elsewhere on the internet? Facebook -   / youtubecrashcourse   Twitter -   / thecrashcourse   Instagram -   / thecrashcourse   CC Kids:    / crashcoursekids