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Since 1998, scientists have documented the global loss of amphibians. 

Scientists use planes equipped with special instrumentation to detect methane hotspots in areas where ground-based observations are difficult or impossible to measure.

A Michigan State University- and University of Maryland-led study featured on the cover of this week’s Science magazine should sound alarm bells regarding the “biodiversity crisis” or the loss of wildlife around the world.

Crops need water. And in the central United States, the increasing scarcity of water resources is becoming a threat to the nation’s food production.

The long-term trend of above-average temperatures continues.