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.

Arctic plane

A bird's-eye view of the Arctic

July 7, 2018

A CIRES and NOAA team has developed unmanned aircraft systems to collect weather data in the Arctic.


The coldest place on Earth just got colder

June 19, 2018

Tiny valleys near the top of Antarctica’s ice sheet reach temperatures of nearly minus 100 degrees Celsius, according to new research from the National Snow and Ice Data Center.

Marina Vance

Nation's largest indoor air quality study begins

June 19, 2018

A collaborative research team including CU Boulder scientists is outfitting a house with scientific instruments to demystify indoor air chemistry.