By Jack Tamisiea from NYT Science https://ift.tt/WFYi6qe via IFTTT
Broken by bison, aspen saplings have a tough time in northern Yellowstone
In northern Yellowstone National Park, saplings of quaking aspen, an ecologically important tree in the American West, are being broken by a historically large bison herd, affecting the comeback of aspen from decades of over-browsing by elk. Findings…
Read more at nsf.gov
In northern Yellowstone National Park, saplings of quaking aspen, an ecologically important tree in the American West, are being broken by a historically large bison herd, affecting the comeback of aspen from decades of over-browsing by elk. Findings…
Read more at nsf.gov
Comments
Post a Comment