Environment

The head of the United Nations on Thursday called for “immediate, rapid and large-scale” cuts in greenhouse gas emissions to curb global warming.

The massive sequoias grow on the western slope of the Sierra Nevada. The General Sherman Tree stands 275 feet and is over 36 feet in diameter at the base, according to the U.S. National Park Service.

Climate change could push more than 200 million people to move within their own countries in the next three decades and create migration hot spots unless urgent action is taken in the coming years to reduce global emissions and bridge the development gap.

President Biden will visit the National Renewable Energy Laboratory in Denver, Colorado, on Tuesday and pitch his $3.5 trillion spending package.

President Joe Biden will meet in person with prime ministers Scott Morrison of Australia, Narendra Modi of India and Yoshihide Suga of Japan to discuss the COVID-19 pandemic and climate change.

The Southern and Northern lights pulled off spectacular shows in the skies over Tasmania and Alaska earlier this week.

The last seven Julys, from 2015 to 2021, have been the hottest seven Julys on record, said NOAA climatologist Ahira Sanchez-Lugo.

Several accredited medical journals rallied together to warn leaders around the world that climate change is the “greatest threat to global health.”

Water that is treated but still radioactive from the wrecked Fukushima nuclear plant will soon be released into the ocean in a decades-long mission.

Divers at the site of an ongoing oil spill that appeared in the Gulf of Mexico after Hurricane Ida have identified the apparent source.

The World Meteorological Organization, releasing its first ever Air Quality and Climate Bulletin on Friday, cautioned that the reductions in pollution were patchy.

Scientists have discovered a previously unconsidered link between the length of daytime and the oxygen levels on Earth. Their theory was inspired by what they found at the bottom of Lake Huron.

Madeline Casey was sentenced to seven days in jail and $2,000 in fines after walking directly on thermal ground in Yellowstone, prosecutors said.

Greenland’s ice sheet experienced temperatures above freezing for about nine hours on Aug. 14, allowing rain to fall.

The EPA has banned the use on food crops of chlorpyrifos, a widely used pesticide that environmentalists say poses risks to children and farmworkers.

According to Metropolitan Water District officials, Southern California's water supply has been severely impacted by extreme drought in both the Northern Sierra and the Colorado River, saying crucial storage reservoirs have never been lower.

U.S. officials declared the first-ever water shortage from a river that serves 40 million people in the West.