ice cap

Unprecedented ice loss in Russian glacier

Sept. 19, 2018

Ice loss detected in a Russian glacier has challenged scientists' assumptions about the stability of the cold ice caps dotting Earth's high latitudes.

Prairie rattlesnake

When it rains, snake bites soar

Sept. 5, 2018

Hikers and trail runners be warned: Rattlesnakes and other venomous reptiles may bite more people during rainy years than in seasons wracked by drought, a new study shows.

Aaron Treher and Molly McDermott speak with the Cargills at their farm.

Pushing Boundaries: Grad students think like barn swallows to craft an artistic nesting site

Sept. 5, 2018

Side by Side is a community art and science event focused on barn swallows, a declining songbird species that nests exclusively in human-made spaces.


Alpine ecosystems struggle to recover from air pollution

Sept. 4, 2018

Degraded alpine ecosystems showed limited recovery years after long-term inputs of human-caused nitrogen air pollution.


China is hot spot of ground-level ozone pollution

Aug. 29, 2018

Ozone levels higher across China than in other countries tracking the air pollutant, new NOAA/CIRES research shows.

Four Mile Canyon fire

How a wildfire's temperature affects its smoke

Aug. 10, 2018

A new NOAA and NASA campaign investigates how the temperature of western U.S. wildfires affects the composition of their smoke.

Oroville Dam

Rain-on-snow flood risk to increase in many U.S. mountain regions

Aug. 6, 2018

Flooding caused by rain falling on snowpack could more than double by the end of this century in some areas of the western U.S. and Canada due to climate change.


New clues about mysterious atmospheric waves in Antarctica

July 25, 2018

Researchers have found a link between gravity waves in the upper and lower Antarctic atmosphere, helping create a clearer picture of global air circulation.

alpine mountains

Diversity begets diversity in alpine environments

July 19, 2018

As plant communities become more diverse and complex in the high alpine, so, too, do soil microorganisms, according to new research at CU Boulder.


Billion-year-old lake deposit yields clues to Earth's ancient life

July 18, 2018

Researchers say that scant supplies of oxygen may have existed in Earth's ancient atmosphere.