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Volcanic ash shuts down air traffic and can sicken people. But a new study suggests it may also be more important for Earth's climate than once thought.

"In this era of climate change and weather extremes, these families are harbingers of what is to come."

Requiring 1,500 feet between oil and gas operations and buildings or waterways would have minimal impacts on oil and gas availability, according to a new study from �鶹��Ѱ�����Boulder and Colorado School of Mines.

Three �鶹��Ѱ�����Boulder faculty are principal investigators on a new five-year, $6.9 million National Science Foundation grant to study the “critical zone”—from Earth’s bedrock to tree canopy top—in the American West.

�鶹��Ѱ�����Boulder Today chatted with Jose-Luis Jimenez, chemistry professor and CIRES fellow, about why it’s so important to wear a face covering—even when you’re outdoors.

The Department of Energy has awarded $115 million over five years to the Quantum Systems Accelerator (QSA), a new research center that will include �鶹��Ѱ�����Boulder.

A new study of 22 burn areas across 710 square miles found that forests are not recovering from fires as well as they used to, and many regions will be unsuitable for ponderosa pine and Douglas fir in the coming decades.

Allyson Burbeck has long been interested in graffiti and street art.

New research identifies fertilizer and pesticide applications to croplands as the largest source of sulfur in the environment—up to 10 times higher than the peak sulfur load seen in the second half of the 20th century, during the days of acid rain

Patty Limerick, faculty director and chair of the board of �鶹��Ѱ�����Boulder’s Center of the American West, will play a central role in Colorado’s historic effort to reassess names of state landmarks.