The main theme of my research continues to be observational studies of the chemistry and physics of the diffuse and translucent interstellar medium. This includes analysis of the interaction between ...

When the snow melts and warmer temperatures pop up on your phone’s weather app, you know spring is just around the corner—and ...

Most of the snow water resources that feed North America’s large rivers originate from forested land. Forest canopies greatly affect the snow on the ground. Forest cover intercepts snowfall that ...