Global Warming

A view of a snow-covered Mount Fuji from Fujiyoshida in Japan.

Japan's Mount Fuji Has Now Remained Snowless for the Longest Time in Its 130-Year Record

After a summer that tied for the country's hottest, meteorologists say an unusually warm autumn is delaying snowfall

Polar bears are spending more time on land as sea ice shrinks.

Polar Bears Are Exposed to More Parasites, Viruses and Bacteria as the Arctic Heats Up

Pathogens are more common in polar bears living in the Chukchi Sea now than they were three decades ago, a new study suggests—but it's not yet clear what that means for the mammals' health

Could a private citizen get hold of a genome and use it to bring an extinct animal back to life? 

Could Anyone Bring an Extinct Animal Back to Life? And More Questions From Our Readers

You’ve got questions. We’ve got experts

A biologist holds a Bethany Beach firefly, found on a survey in 2019. The dwindling species is now being considered for protection under the Endangered Species Act.

This Green-Flashing Firefly Could Become the First Ever Listed as Endangered in the U.S.

The Fish and Wildlife Service will consider granting federal protections to the Bethany Beach firefly, which is rapidly losing its coastal habitat to development and climate change

A sea turtle swims in a coral reef in Hawaii. Ocean acidification, found to be on the brink of crossing a boundary into higher-risk territory, can affect coral skeleton formation.

Earth Is on the Brink of Breaching a Seventh of Nine 'Planetary Boundaries' That Support Life

A new “health check” for our planet sounds an alarm bell on rising ocean acidification, which is driven by carbon dioxide levels in the atmosphere

A buff-tailed bumblebee (Bombus terrestris), one of the species found in a recent study to have a diminished sense of smell after exposure to heat.

Heat Waves Can Make Bumblebees Lose Their Sense of Smell, Study Finds. Here's Why That's a Problem

Female worker bees, which forage for the whole colony, struggle more to detect scents in the heat than males do, per the recent research

The remains of a house that was once submerged in the Mornos artificial lake in Greece, along with several other structures, have re-appeared after drought caused the water level to drop.

Drought Reveals a Sunken Village in Greece as a Reservoir Dries Up

After the country's hottest June and July on record, a shrinking artificial lake has uncovered ruins of a school and other buildings that were submerged in the 1970s

Phoenix, Arizona, has experienced a record 100 days in a row over 100 degrees Fahrenheit as of Tuesday. Forecasters say no relief is in sight.

Phoenix Shatters Heat Record With 100 Consecutive Days Above 100 Degrees

Forecasts show no relief from the extreme heat over the next few weeks, which promises to extend the streak far beyond the previous high of 76 days set in 1993

The study highlighted that a mix of policies were more successful than policies implemented alone. In the U.S., combining subsidies and performance standards in the transportation sector successfully reduced carbon emissions.

What Are the Best Policies for Reducing Carbon Emissions? A New Study Has Some Answers

An analysis of policies implemented between 1998 and 2022 found that just 63 were successful

A cyclist in Uttenweiler, Germany, rides toward the rising sun on July 21, 2024, which briefly held the title of the hottest day on record, until it was broken again one day later.

Earth Reached Its Hottest Day on Record Twice in a Row This Week

The global average surface temperature soared to 17.15 degrees Celsius on Monday, or 62.87 degrees Fahrenheit, breaking a short-lived record set on Sunday

Firefighters work to contain the Lake Fire burning in Los Padres National Forest in California. More than 3,900 fires have spread across California this year.

California Faces a Brutal Wildfire Season, With More Land Burned to Date Than in Recent Years

The state's fires have burned more than 11 times as much land so far in 2024 than they had at this point last year, according to the most recent numbers from Cal Fire

Flaring, the burning of natural gas at an oil well, takes place on the Fort Berthold Indian Reservation. A large portion of Marathon Oil's emissions comes from flaring.

EPA Reaches $241 Million Settlement With Marathon Oil

The company was illegally polluting the air at nearly 90 facilities in North Dakota, a complaint alleges

On July 5, Peruvian authorities recovered the mummified remains of American climber Bill Stampfl from the slopes of Huascarán.

Melting Ice Reveals Body of American Mountaineer Missing for 22 Years in the Peruvian Andes

Bill Stampfl, Matthew Richardson and Steve Erskine went missing in an avalanche on Huascarán on June 24, 2002. Climbers found Stampfl's body just weeks ago

A photograph of the Endurance stuck in ice before it sank to the bottom of the Weddell Sea in 1915

Wreck of Shackleton's 'Endurance' Gets New Protections

The vessel will be preserved beneath Antarctic waters inside a sprawling restricted zone

Gilkey Trench in the Juneau Icefield

Alaska's Juneau Icefield Is Melting at an 'Incredibly Worrying' 50,000 Gallons per Second, Researchers Find

Between 2010 and 2020, the icefield lost 1.4 cubic miles of ice each year, according to a new study

A firefighter stands in a blaze at the Florida Panther National Wildlife Refuge in 2009.

Extreme Wildfires Became Twice as Frequent and Intense in 20 Years, Study Finds

As measured by satellites, wildfires have markedly increased in boreal and temperate conifer forests, and rising nighttime temperatures allow flames to keep burning intensely after dark

Air temperatures in Joshua Tree, California, exceeded triple-digits on June 5, 2024.

Extreme Heat and Wildfire Smoke Should Be Considered 'Major Disasters' by FEMA Amid Climate Crisis, Advocates Say

Despite killing more people in the U.S. each year than hurricanes, floods or tornadoes, heat waves aren’t currently eligible for emergency funding from the disaster relief agency

The two Hudson Bay polar bear groups are often considered indicators of how the 17 other polar bear subpopulations will fare in the future.

Time Is Running Out for the Hudson Bay Polar Bears

The southern and western subpopulations are on track to disappear as sea ice becomes too thin amid rising global temperatures

Children play in a spray pool in Rio de Los Angeles State Park in Los Angeles, California, on Thursday, June 6. A heat wave led to record-setting temperatures across the western U.S. last week.

The Western U.S. Is Sweltering Under a 'Heat Dome.' What Does That Mean?

A stagnant high-pressure system over the region is trapping heat, exacerbating high temperatures and setting records

From 1979 to 2020, severe turbulence in some locations increased by as much as 55 percent, according to a 2023 study.

Climate Change Is Making Airplane Turbulence More Common and Severe, Scientists Say

Following turbulence on a flight last week that led to one death and dozens of injuries, researchers, flight attendants and transportation officials alike are warning about links between warmer air and turbulence

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