Search Results: "Desertification"

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• 10:38 Popular

  5 Human Impacts On The Environment: Crash Course Ecology #10

  1,573 views / 1 likes - added 8 years ago

  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/YouTubeCrashCours

• 05:22 Popular

  Iceland Is Growing New Forests for the First Time in 1,000 Years | Short Film Showcase

  1,079 views / 0 likes - added 4 years ago

  The landscape of Iceland has changed a lot in a thousand years. When the Vikings first arrived in the ninth century, the land was covered in 25 to 40 percent forest. Subscribe: http://bit.ly/NatGeoSubscribe Get More Short Film Showcase: http://bit.ly/Shor

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• 05:13

  The Sahara Desert Used to Look Like ThisAnd May Again

  164 views / 0 likes - added 1 year ago

  Thousands of years ago, the Sahel region of Africa was a green, lush, tropical paradise. The Great Green Wall initiative is on a mission to restore that greenery in that region across the entire continent. Subscribe to Seeker! http://bit.ly/subscribeseeke

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