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deniramalho:

As postagens mais vistas em 2013

Foto: Divulgação
As jardineiras feitas com chapas de ferro oxidado e cortadas de forma…

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teded:

When the wolves were reintroduced to Yellowstone National Park in 1995, they quickly restored the equilibrium of the ecosystem. 
From the TED-Ed Lesson From the top of the food chain down: Rewilding our world - George Monbiot
Animation by Avi Ofer