Hovering above the iconic Hollywood sign is Southern California’s other icon: smog. After decades of gains fighting the menace, LA is now losing ground, clocking a 10 percent rise in deaths from ...

Researchers identified a gas plume that, they say, dumped between 7,146 and 16,537 tons of methane into the atmosphere. The latitude and longitude of that plume matches a location south of Midland ...

This approach provides high-precision CO 2 emission estimates from 14 large coal-fired power plants around the world, utilizing an enhanced Gaussian plume model and data from NASA's Orbiting ...

Analysis by the International Methane Emissions Observatory and the Universitat Politècnica de València found the plume has a radius of 520 meters. ... An icon in the shape of a lightning bolt.

MOUNT ST. HELENS -- The plane is a speck of mica in the volcano's plume. It cuts back and forth through the cloud, battling the updrafts, downdrafts and turbulent air currents that form over a hot ...

Wildfire smoke from Canada takes economic toll in U.S. 04:04 The thick haze that recently blanketed much of the northeastern U.S. may have dissipated, but the problem at its root is far from over ...

Readers unfamiliar with nuclear power plant cooling towers would have gotten the impression from the July 29 front-page photo that the towers expel filth. In fact, the plume is only hot water ...

Images from NASA’s Terra satellite reveals that the plume now extends hundreds of miles to the south, carrying ash to North Africa. Local villages were also rocked by earthquakes, ...