Wildfire smoke, even from fires far away, carries potentially harmful gases that, once inside, tend to stick around. An air quality specialist offers an easy, cheap, effective way to deal with it.
Fires in Canada have sent smoke across several US states, leaving cities including New York, Chicago and Denver with some of the worst air quality in the world – even far from the flames.
Reservoirs and streams are in good shape in California and the Great Basin, but groundwater and ecosystems are another story. And then there’s the Colorado River Basin.
Less than a century ago, Colorado hunted, trapped and poisoned all the wolves within its borders. Today it’s restoring them – a change that reflects a profound shift in human thinking.
Noxious smells and blowing ash initially made the homes unlivable. But even after their homes were cleaned, some residents still reported health effects months later.
While Sanders deftly played the game of Black respectability politics during his short tenure, Jackson State had motives of its own when it hired the former NFL star.
The Supreme Court’s initial questions during the 303 Creative LLC v. Elenis opening arguments focused on whether the case might be premature, and what kind of discrimination is at play
Colorado is one of 19 states that have laws in place to prevent individuals believed to pose a threat from obtaining guns. But a preventive order needs to be petitioned before it can be issued.
25 states aren’t expected to ban abortion if the Supreme Court overturns Roe v. Wade. But limits on abortion in these places, too, make it an uncertain refuge for people seeking abortions elsewhere.
A pending bill in Colorado would disclose donor information to children and their parents and set limits on how many families can use a single individual’s egg or sperm.
Several states are experimenting with weather modification to try to generate snow as water supplies shrink. An atmospheric scientist explains the history behind it – and the challenges.
Colorado, Washington, Alaska and Oregon all experienced big increases in both deposits and lending shortly after legalizing marijuana for recreational use.
A hurricane that wreaked havoc from Louisiana to New York City, the Texas freeze and devastating western wildfires topped NOAA’s list of billion-dollar disasters in 2021.
More than 40 fire scientists and forest ecologists in the US and Canada teamed up to investigate why wildfires are getting more extreme. Climate change is part of the problem, but there’s more.