Tag Archive for 'tipping point'

Wealthy nations may be disguising global shift in ecosystem services with short term fixes

June 30th, 2012 by Stanford University

Yellowstone is the USA’s oldest national park – it has been protected since 1872. So when Stanford biology Professor Elizabeth Hadly saw several years ago that its wetland cover and amphibian populations were both declining, she was a little surprised. “Practically its entire watershed is protected,” she said. “These changes weren’t caused by something from […]

Greenland ice sheet may disappear with global warming of 1.6° Celsius

March 12th, 2012 by Potsdam Institute for Climate Impact Research

The Greenland ice sheet is likely to be more vulnerable to global warming than previously thought. The temperature threshold for melting the ice sheet completely is in the range of 0.8 to 3.2° Celsius global warming, with a best estimate of 1.6° above pre-industrial levels, shows a study by scientists from the Potsdam Institute for […]