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  • 2 days ago
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00:00Did you know that the Sahara was, until 6,000 years ago, a tropical forest hosting the largest lake on Earth?
00:06Did you know that 20,000 years ago, temperatures on Earth were 5 degrees Celsius cooler?
00:11At that time, half of Europe was covered in a glacier 3 kilometers thick,
00:1610 times the height of the Eiffel Tower in ice.
00:19The ocean levels were 130 meters deeper.
00:21What I'm trying to say is that even small changes in temperature can have a dramatic impact.
00:26Right now, we're warming up the planet like never before in human history.
00:30The scenarios we're looking at project an increase of 4 to 7 degrees Celsius by the end of the century,
00:35which would spell the end of human civilization.
00:37Most of you watching this video are young enough to live another 80 years on this planet.
00:41What world will you build?

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