The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, a new study has found. Quaking aspen, one of the few deciduous tree species ...

Aspen forests help slow the spread of wildfires and could serve as fire breaks in Colorado and other southwestern states, according to a peer-reviewed study by Western Colorado University researchers.

It is the season of envy in Colorado. The all-too-brief time of year when we admire our forests in their finest states — awash in gold. It is, of course, aspen putting on the dazzling displays. This ...