“Many agricultural communities [are] highly exposed to volcanic impacts including road network disruption and isolation.

Sheer drama. That's what the Great Sand Dunes are. Starkly beautiful desert dunes set against a backdrop of pretty, ...

California boasts one of the most extensive and diverse road networks in the world. From busy urban freeways in Los Angeles ...

Figure 1. The sparsely populated high desert of eastern Oregon is home to three localities producing natural copper-bearing labradorite feldspar. In this view of Lake County’s Dust Devil mine, the ...