The Florida torreya is North America’s most endangered conifer, with less than one percent of its population remaining.

The global water and sanitation crisis is not a new story. Each World Water Day, we review the sobering statistics with which we are becoming all too familiar: the expected 40 percent gap in global water supply and demand by 2050.

Protecting elephants from poachers in a reserve larger than Switzerland is no simple task.

A boundary that divides the humid eastern U.S. and the dry western Plains appears to have shifted 140 miles to the east over the past century due to global warming, new research suggests

A recent study in Chinese cities found a potential link between a hazardous mix of air pollutants and death rates.

Record levels of microplastics have been found trapped inside sea ice floating in the Arctic.

Scientists are unraveling the reasons why some parts of the world are experiencing sea level increases far beyond the global average

Heavy monsoon rains in South Asia and Hurricanes Harvey and Irma were just a few of the natural disasters that crippled cities around the world last year.

From Alaska to Australia, scientists are turning to the knowledge of traditional people for a deeper understanding of the natural world.

Australia has pledged more than 500 million Australian dollars ($379 miillion) to help preserve the Great Barrier Reef, in an attempt to help better protect the world heritage site from the effects of climate change.