Can "Assisted Migration" Save Species from Global Warming?

As the world warms up, some species cannot move to cooler climes in time to survive. Camille Parmesan thinks humans should help even if it means creating invasive species

No matter what the White House does to tackle climate change, the world's ecosystems are in for more of a shock. Parmesan's call will surely only grow louder.

Editor's Note: This story was originally published with the title "Escape from the Killing Fields"

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