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After weeks of churning slowly through sea ice in the remote Arctic Ocean, a Russian icebreaker carrying scientists, crew and new equipment has reached the German RV Polarstern, frozen into drifting sea ice about 100 miles from the North Pole.

A project that examines soil following the disappearance of glaciers and a project that studies ways to detect and fix damaged soil are winners of Signals in the Soil grants.

Kevin Costner, eat your heart out. New research shows that the early Earth, home to some of our planet’s first lifeforms, may have been a real-life "waterworld."

For the first time, researchers have used radar and other tools to accurately measure the volume of snow produced through cloud seeding.

New research reveals that even simultaneous bark beetle outbreaks are not a death sentence to the state’s beloved forests. 

A new study finds that a nuclear war could throw the world's ocean chemistry for a loop—and coral reefs could pay the price.

Abrupt thawing of permafrost will double previous estimates of potential carbon emissions from permafrost thaw in the Arctic and is already rapidly changing the landscape and ecology of the circumpolar north, a new CU Boulder-led study finds. 

From classics such as “Gone with the Wind” to modern films such as “Avatar,” the movie industry packs a serious, and often hidden, environmental cost, says film scholar Hunter Vaughan. 

Oil and gas production has doubled in some parts of the U.S. in the last two years, and scientists can use satellites to see impacts of that trend: a significant increase in the release of the lung-irritating air pollutant nitrogen dioxide, for example, and a more-than-doubling of the amount of gas flared into the atmosphere.

A new paper quantifying small levels of iodine in Earth’s stratosphere could help explain why some of the planet’s protective ozone layer isn’t healing as fast as expected.