We don't yet know which species will benefit, and which will suffer in response to the changes, but because each species plays a specific ecological role on the tundra, the downfall of one species or proliferation of another could have a domino effect that disrupts the tundra's delicate food web.

CNN: Next global warming worry: Thawing tundra

"In response to people's expectations of having a good living environment, we should greatly strengthen ecological improvement and environmental protection, " Wen said.

NPR: China To Stress Social Wellbeing Over Growth