A map of locations with vulnerability to groundwater contamination due to orphaned wells. Credit: Science of the Total Environment The Gulf Coast aquifers, including the Coastal Lowlands aquifer ...

The Nature study, published by researchers at McGill and Utrecht University in the Netherlands, offers a map showing the regions where the use of water from these aquifers vastly exceeds the rate ...

Now, for the first time, a high-resolution map shows where underground aquifers store vast amounts of water. The map of “blue gold” (pdf format, 4 MB) is the result of nearly a decade of ...

What has been a question for international leaders is now a question for cartographers: How will Crimea be shown on maps? Depending on whom you ask, it is either part of Russia or part of Ukraine.

The 30-foot-long tube, called a bird, holds an electromagnetic instrument that the U.S. Geological Survey uses to make maps of aquifers — underground areas from which water can be drawn.

Cliff Simmons, an oil and gas inspector supervisor for the Pennsylvania Dept. of Environmental Protection, points a methane sensor at an abandoned well on the Murrysville property of Pamela and ...