Catastrophic outburst floods carved Greenland's 'Grand Canyon'

Buried a mile beneath Greenland's thick ice sheet is a network of canyons so deep and long that the largest of these has been called Greenland's "Grand Canyon." This megacanyon's shape suggests it was carved by running water ...

Long-term efficacy of managed wildfires in restoration efforts

Land managers are increasingly interested in using lightning-ignited wildfires as a tool to restore forests and reduce fuel loads. But little is known about the effectiveness of managing wildfires to meet restoration goals.

The life and death of one of America's most mysterious trees

A majestic ponderosa pine, standing tall in what is widely thought to have been the "center of the world" for the Ancestral Puebloan people, may have more mundane origins than previously believed, according to research led ...

Researchers review methods for sky view factor estimation

The sky view factor (SVF) is a geometric concept that refers to the ratio of the radiation received by a planar surface to the radiation emitted by the entire hemispheric environment. These dimensionless values are used to ...

page 1 from 15