Friday the 13th was a lucky day this June for the southwest Iowa city of Avoca, pop. 1,700. Restaurants along Main Street had ...

Groundwater is declining across Eastern Washington's complex, interconnected aquifer system, as people draw on it for ...

But these aquifers would still be in jeopardy even with safe yield because Arizona continues on a path of unsustainable groundwater pumping, the study says. That pumping affects localized aquifers ...

The Great Infra-Cambrian Ice Age There is considerable geological evidence for an extensive glaciation some 600 million years ago.