Are We Pushing the Planet to the Brink of Irreversible Environmental Change?

Kategorie: Wissen und Wissenschaft
Kanal: 60-Second Earth
Datum: 10. Juni 2012, 8:41
Stufe: B1-B2 (Mittelstufe)


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The human transformation of the planet is now bigger than the end of the last ice age. What does that mean for the planet? David Biello asks -- Read more on ScientificAmerican.com