The origins of the "flash drought" and how things compare to the conditions of 1976.

A late entrant in the race to unseat Senator Susan Collins, the Democratic Senate hopeful blends a progressive streak with roots in the timber industry.

As regulations have reduced prenatal exposure to harmful emissions from vehicles and industry in recent years, smoke from climate-fueled wildfires is erasing air quality gains.

A new AP-NORC poll finds that Americans are increasingly noticing the impact of extreme heat on their lives, and much of that shift is happening in the West and Midwest.

Since April, the Defense Department has halted all military reviews for wind projects, stalling dozens of projects nationwide.

Agreement with RWE is fifth deal Trump team has made with energy companies, offering payouts to give up projects.

A pro-renewable energy political action committee was behind Rep. Andy Ogles' primary loss Thursday.

The Nueces River Authority is working on a project that could expand the Corpus Christi region’s water supply. But the Texas governor has done little to address the agency’s financial problems, despite appointing every member of its board.

A new study calculates that human-caused climate change doubled the likelihood of the tinderbox weather conditions that sparked Canada’s massive summer wildfires.

While “smoke taint” from last month’s hazy skies isn’t an immediate threat, grape growers say it comes on the heels of a growing season already fraught with climate extremes.

Wind and solar generation are surging in Utah’s power mix, and experts expect the trend to continue despite cuts to federal clean energy incentives.

As Washington state reels from a devastating wildfire that destroyed hundreds of homes in Spokane last weekend, experts say the disaster has cast newfound uncertainty over a property insurance market.

The Earth has not given up. Neither can we.

Trout need cool water to survive, but record heat this summer has driven water temperatures to levels that can kill fish.

Spain's prime minister has a long history of speaking out on the realities of global heating but political opponents remain unnmoved.

Prolonged droughts have exposed the vulnerability of Zambia and Zimbabwe’s hydropower-dependent electricity systems, triggering severe power shortages and renewing interest in coal.

Researchers explain how El Niño and global warming are combining to create "the haves and the have-nots."

Recent studies have linked wildfire smoke exposure to negative birth outcomes such as low birth weight and preterm birth.

“What seems to be important,” wrote the British scientist, James Lovelock, in June 1966, is “the almost certain fact that the climate is worsening and the probability that the combustion of fuel is responsible.”

Alexandra Fasulo says she’s protecting farms and wildlife. How much of her rhetoric is actually true?