Beneath the surface of nearly every inhabited continent, vast stores of freshwater have been accumulating for thousands, ...
Millions of years ago, in the ocean above what is now Florida, a small crustacean dies. It sinks to the seafloor where, in time, it is covered by the skeletons of other fish, shellfish, and coral ...
Over the past 40 years, it has been my good fortune to focus my research on Nebraska's Sandhills and the Ogallala Aquifer. Thanks to the University of Nebraska's Conservation and Survey Division and ...