An atmospheric river carried a plume of Saharan dust to Western Europe, blanketing cities and ski slopes, and degrading air quality.

Ecosystem provides good forage for many species according to the latest California Current Ecosystem Status Report.

Flood risk for Upper Midwest, Midwest and Southeast

The scientists describe their technique in a paper published today in the journal iSCIENCE.

A new satellite-derived dataset links concentrations of fine particulate matter in air pollution with health outcomes in cities around the world.

A new satellite-derived global dataset links concentrations of nitrogen dioxide with cases of pediatric asthma in urban areas around the world.

A massive release of greenhouse gases, likely triggered by volcanic activity, caused a period of extreme global warming known as the Paleocene-Eocene Thermal Maximum (PETM) about 56 million years ago.

As wildfire season in the West grows in length and severity, it is taking a toll on the wine industry through the effects of wildfire smoke on the quality of wine grapes.

Fires have gotten larger, more frequent and more widespread across the United States since 2000, according to a new CIRES Earth Lab-led paper.

Most global carbon-budgeting efforts assume a linear flow of water from the land to the sea, which ignores the complex interplay between streams, rivers, lakes, groundwater, estuaries, mangroves and more.