Tag Archive for 'Yellowstone'

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 […]