Earth

A new book captures the shocking, surprising and stunning life within the Pacific

Ecologists say wolves should be allowed to roam beyond remote wilderness areas—and that by scaring off smaller predators like coyotes and jackals, wolves might do a good service, too. Emily Schwing reports.

As polar bears are forced onto land, they're feeding on animals with less mercury—reducing their levels of the toxic pollutant. Christopher Intagliata reports.

What happens when a geologist with a Sharpie encounters wrong information on a public sign?

Evaporation from overwatered lawns cost the city of Los Angeles 70 billion gallons of wasted water a year. But the city's trees were much thriftier. Christopher Intagliata reports.

Earthworm numbers doubled in fields after farmers switched from conventional plowing to no-till agriculture. Christopher Intagliata reports. 

Emory University paleontologist, geologist and ichnologist Anthony J. Martin talks about his new book, The Evolution Underground: Burrows, Bunkers and the Marvelous Subterranean World beneath Our Feet.

Imagining an ideal world can help us make this world better

A rap video for Earth Day

The agency’s Geostationary Carbon Observatory will study the planet’s carbon cycle

Plant species in China's Hengduan Mountains exploded in diversity eight million years ago—right when the mountains were built. Christopher Intagliata reports. 

Scientists climb to perilous heights to gauge how much carbon dioxide the rainforest is absorbing