Cold nights are important for preserving snowpack and making snow at ski resorts. Climate change is affecting both.

Experts say the federal government does not want to be the decision maker, and is pushing states to come to an agreement on future water use that will inform the river's post-2026 operating guidelines. CU Boulder's Chris Winter weighs in on the Interior's draft environmental impact statement.

The school district is testing the feasibility of a geothermal field to heat and cool its three schools. If successful, it could expand the thermal energy network beyond its campus.

Warm temperatures and a lack of snow have made for an anomalous winter in the Upper Colorado River Basin. While it's not "the new normal," winters are certainly warming up due to climate change.

The Trump administration's deadline to "review and remove" has passed with shops in the National Park closed for the season.

The $120 million real estate sale has been shrouded in confidentiality, but Kaya Williams has insights into what might happen next to the 3,700-acre property in Old Snowmass. She broke news of the sale for Aspen Journalism and the Aspen Daily News on Dec. 17.

In the last of a three-part series, reporter Sarah Tory talks to Cynthia Ayala about how falling birthrates reflect women's increasing autonomy over their bodies and their lives.

The Colorado Conservatory for the Jazz Arts began in 1999 with just six students meeting weekly in a small Denver studio and now has grown into a statewide movement spanning 25 years, which includes an annual jazz camp in the foot of the Sangre De Cristo Mountains in Westcliffe, Colorado.

The first year of President Trump’s second term saw sweeping changes to energy policy, environmental regulations, and public lands management across the West.

The Aspen Jewish Congregation has seen a big turnout at its Hanukkah events this week, despite news of an antisemitic attack in Australia that killed 15 people on Sunday.