In Yellowstone, Migratory Bison Reawaken a Landscape

When bison are room to roam, they reawaken the Yellowstone ecosystem - EurekAlert!

Bison eradication stripped western grasslands of nutrients, Yellowstone research shows

'Like a creeping mold that's spreading across the landscape': Separate dry areas around the world are merging into 'mega-drying' regions at an alarming rate, study finds. Unchecked groundwater extraction and climate change have dried continents significantly over the past 22 years.