Climate Change

On a methane mystery tour in the Four Corners region
On a methane mystery tour in the Four Corners region
Scientists, planes and instruments descend on San Juan Basin to find roots of the massive greenhouse gas hotspot.
Permafrost’s ticking “carbon bomb” may never truly detonate
Permafrost’s ticking “carbon bomb” may never truly detonate
New research suggests that carbon stored in frozen soil will be released gradually.
Forest Service sticks up for coal mining on roadless lands
Forest Service sticks up for coal mining on roadless lands
The agency will calculate climate impacts of mine expansions in western Colorado.
A historic moment for the Clean Air Act
A historic moment for the Clean Air Act
How it arrived and how much it matters for the climate.
Is coal dead?
Is coal dead?
Which plants are slated for closure or switches to natural gas.
This hummingbird's survival hinges on precipitation, new study shows
A canary for coal mines
A canary for coal mines
Colorado leasing case gives climate change new weight.
The water-energy nexus could become a collision in a warming world
A neologism for the summer’s inevitable wildfires: smoke season
What's killing the Yukon's salmon?
What's killing the Yukon's salmon?
An ecological mystery in Alaska has scientists and fishermen baffled and alarmed.
River of no return
River of no return
Seattle’s Duwamish has been straightened, dredged and heavily polluted. Can a Superfund cleanup bring it back to life?
What hides in the waters
What hides in the waters
In the rural West, river pollution seems somewhat straightforward, when in reality it’s infinitely complex.
Duwamish sludge, from source to sink
Duwamish sludge, from source to sink
A close look at ‘Seattle’s toilet’