A new study mapped continental groundwater flow, revealing that rain and snowmelt travel much farther and deeper underground ...

Swedish energy company Mälarenergi has embarked on a project to decontaminate the facility and fill it with hot water at temperatures ... more of below-ground heat storage systems.

Researchers at Isra University in Jordan have studied the feasibility of a water pumping system powered by solar and wind energy. In the Jordanian desert, limited surface water forces communities ...