"It was one of the most exciting things I’ve ever done," Bill Nye says.
Town council passed a similar resolution in August, stating the town's commitment to having all town facilities powered by renewable resources by 2025.
Delegates to the annual international climate meeting held by the U.N. are struggling to forge a unified approach to slowing climate change. Meanwhile, emissions of greenhouse gases keep rising.
Researchers including one from from Colorado's Climate Accountability Institute find that 90 fossil fuel companies have directly contributed to sea level rise and warming temperatures.
Scientists say the ozone hole over Antarctica is no longer growing, the expectation is that it will take decades to recover.
August was cooler than usual in Colorado. And no, that doesn’t break with climate change.
The National Climate Assessment is mandated by Congress every four years; it was written by scientists from 13 federal agencies.
A first of its kind report for the Colorado Health Institute looks at the connection between health and climate change.
"Nuclear winter is a hazard. I'm trying to tell people they need to do something about it," CU Boulder atmospheric scientist Brian Toon tells Colorado Matters.
“We will reduce greenhouse gas emissions statewide by 2025, by more than 26 percent below 2005 levels,” Gov. John Hickenlooper said.