Aerosols—tiny particles emitted from industry, vehicles and natural sources—have long puzzled climate scientists: do they strengthen deep convective clouds, weaken...

Tropical cyclones are expected to drench more intensely as the planet warms, because warmer air can hold more water. Clausius–Clapeyron...

Glaciers may look motionless, but they are constantly sliding and deforming under their own weight—making glacier speed a crucial clue...

Canadian wildfire smoke has a reach far beyond the forests that burn. Even when the flames are hundreds of miles...

Astronomers have reported the first detection of an atmosphere around a truly rocky exoplanet that orbits within its star’s habitable...

Mega-events such as the FIFA World Cup and blockbuster concert tours are far more climate-intensive than most people assume, according...

European dust pollution is being quantified with a new continent-wide method that converts daily particulate measurements into estimates of transported...

A new study in the Garhwal Himalayas shows that how forests store carbon is not uniform—it shifts systematically with altitude...

An international team of researchers has extracted a previously unseen record of how methane’s isotopic “clumping” changed since the industrial...

Coordinated air-quality policies could reshape rainfall across South Asia—possibly in ways that single-country cleanup plans may not anticipate, according to...