New report maps their spread into tundra region of Alaska and northern Canada

Heidelberg researchers investigate how the spoonweed genus successfully adapted to extreme climatic changes over millions of years.

These reports are a compilation of inputs from our own research and the work of many contributors from fishing, coastal and Alaska Native communities, academic institutions, the State of Alaska and other federal agencies.

Shrubs in the desert Southwest have increased their water use efficiency at some of the highest rates ever observed to cope with a decades-long megadrought.

Glacial erosion likely caused atmospheric oxygen levels to dip over past 800,000 years

The accelerating melting of the Himalayan glaciers threatens the water supply of millions of people in Asia, new research warns.

Poisons can linger in the ecosystem decades after they were last applied

Three extreme rainy seasons in a row have pushed rivers and wetlands to heights not seen in decades.

NASA researchers also are using satellite data to map damage in the affected areas.

The tornadoes that ripped across the central and southern U.S. late in the evening of December 10, 2021, were notable in many ways.