Wolverines, which, aside from a straggler that passed through Rocky Mountain National Park in 2009, have been missing from Colorado since the early 1900s, but an effort moving through the state's legislature could launch a recovery program for the ferocious carnivores.
Roadwork will slow your trip into Yellowstone National Park from the south this summer, while a project on the northern range will also cause some delays in the Lamar Valley.
The U.S. Bureau of Land Management intends to block a mine road proposed to cross Gates of the Arctic National Park and Preserve in Alaska, determining that there's no evidence the proposed mine could be economically viable.
Tourism to Yellowstone National Park, which attracts millions of visitors a year searching for spectacular scenery, geothermal wonders, and a pristine environment, is responsible for generating nearly 2.3 billion pounds of carbon dioxide emissions each year, a new study says.