6 julio 2015
Significant changes in one of Earth’s most important ecosystems are not only a symptom of climate change, but may fuel further warming, research suggests. One of the biggest studies to date of key vegetation in the Arctic tundra provides strong evidence that dramatic changes in the region are being driven by climate warming.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/tWdzhTpyAXw/150706114229.htm
