In a changing ecosystem, Yellowstone grizzly bears are resilient

Grizzly bears in the Greater Yellowstone Ecosystem have been able to gain the body fat they need for hibernation even as population densities have increased and as climate change and human impacts have changed the availability ...

The hidden role of food in urban conflicts in Central America

Extreme water events have been shown to affect human security in many ways. In a research article published today in the new journal Nature Water researchers from Politecnico di Milano and University of California at Berkeley ...

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