Climate
When Will the Wildfire Smoke End? Latest Air Quality Updates and Maps
On Monday, hazy skies and poor air quality continued to affect parts of the Midwest and Great Lakes region.
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Climate
Tropical Storm Watches Issued Along the Gulf Coast
A tropical depression could soon strengthen into the hurricane season’s second named storm, forecasters said.
Climate
When Will the Wildfire Smoke Clear?
Forecasters expected the worst conditions across the Great Lakes region on Sunday, with air quality alerts in effect...
Climate
Thunderstorms, Flooding and Strong Winds Sweep the Northeast
Forecasters warned of winds over 70 miles per hour in New York City, Philadelphia, Baltimore and Washington.
Climate
Scenic Route
A summer weekend offers a bounty of daylight that we feel duty-bound to exploit properly. But sometimes the...
Climate
What the US and Canada Can Expect from the Wildfire Smoke This Weekend
The smoke isn’t going away, but where it affects air quality will shift over the next few days.
Climate
Blockbuster Summer Movies for the Hottest Summer Ever
“Iron Man 4: Age of Air Con” coming to theaters? With record-setting heat projected for 2026, our cartoonist imagines...
Climate
Taking Out the Trash: These Old Ladies Are Cleaning Up Cape Cod
The Old Ladies Against Underwater Garbage estimate they’ve removed 6,000 pounds of refuse from ponds on Cape Cod....
Climate
Dozens of Wildfires Are Suddenly Burning in Oregon
The state told thousands of people to be ready to evacuate.
Climate
Trump Administration’s Cuts Targeted Wildfire Research
Labs at the Environmental Protection Agency and the Forest Service have analyzed the effects of wildfires. The...
Climate
Climate Change Contributes to Rising Share of Wildfire Smoke Deaths
Wildfire smoke is linked to tens of thousands of deaths a year, a number that is rising with climate change.
Climate
Ontario Wildfires Burn On, and New Ones Spring Up
Nearly 200 fires continued to devastate swaths of the province, prompting evacuations in at least 15 communities.
Climate
When American Smoke Choked Canada
Some Republican lawmakers have blamed Canada for poor air quality in the United States and said poor forest...
Climate
As Blazes Spread Near Paris, Extreme Heat Is Changing How France Fights Fires
Until recently, France’s forest fires were mostly in the south. This week, fires are raging much farther north....
Climate
Carney Offers Fire Help to Ontario, but Canadian Government’s Role Is Limited
Fighting wildfires is the responsibility of Canada’s provinces, which cooperate with one another during fire season
Climate
Fighting Wildfires Consistently Strains Ontario’s Budget
As hundreds of wildfires rage across Canada, Ontario’s emergency firefighting budget remains well below what it has...
Climate
Fire in National Forest Pocked by Blazes Crosses Into Canada
More than a dozen fires are burning in Superior National Forest in Minnesota, sending smoke through the Midwest to...
Climate
Watch the Wildfire Smoke Ooze Across North America From Space
Satellite imagery shows the wide footprint of the smoke across the continent.
Climate
Climate Change Contributes to a Smokier World
Higher temperatures and drought conditions are contributing to more intense wildfires and extending the summer fire...
Climate
Wildfire Smoke Closes Parks and Shuffles Visitors
Visitors to national parks and other public lands in the Midwest faced closures, unhealthy air quality and...
Climate
When Will the Wildfire Smoke End?
A heat dome that has led to high temperatures in the Midwest and the Northeast has trapped the smoke close to the...
Climate
Do I Need to Wear a Mask If There’s Wildfire Smoke Outside?
Here’s what experts want you to know about protecting your health.
Climate
This City Has Some of the Worst Air in the United States
In Toledo, Ohio, parks are largely empty, and some people are wearing masks.
Climate
Air Quality is at ‘Hazardous’ Levels. What Does That Mean for Health?
People exposed to smoke spreading from Canadian wildfires are at risk of a wide range of health problems.
Climate
No Walkies Today: In Chicago, Dogs and Their Humans Suffer Alike
In Portage Park, wildfire smoke cuts canine playtime short.
Climate
What Can We Learn From Burning Down This House?
Wildfires are intensifying. Our climate reporter Mira Rojanasakul goes inside an unusual lab working to protect homes...
Climate
California Weather Shift Brings With It a Risk of Unhealthy Heat and Wildfires
Wednesday will bring some of the hottest temperatures of the year, and fire experts are warning of combustible...
Climate
Texas Faces Potentially ‘Catastrophic’ Amounts of Rain
Intense storms overnight dropped heavy rain, and more was falling Tuesday. Forecasters warned about the increasing...
Climate
Texas Faces Days and Days of Heavy Rain
Meteorologists with the National Weather Service called the forecast “bleak” and warned that some spots could record...
Climate
Another Heat Wave Brings Unbearable Temperatures to Parts of the U.S.
Salt Lake City reached its highest temperature ever recorded this weekend.
Climate
I Hate My Arms. Where Are All the Clothes With Sleeves?
A reader wonders what’s behind the rise of sleeveless clothing and how to manage the trend.
Climate
Trump Administration Taps Climate Science Critic to Oversee National Climate Assessment
Matthew M. Wielicki has criticized the scientific consensus on global warming as alarmist. Now he’ll oversee a major...
Climate
Flooding in Missouri Prompts State of Emergency and at Least 100 Rescues
Gov. Mike Kehoe declared a state of emergency after up to a foot of rain fell in the southeastern part of the state....
Climate
5 European Hotels Where You Can Beat the Heat
Whether hidden in the mountains or nestled by the sea, these spots offer some respite from the continent’s high...
Climate
How a Deadly Storm Surprised Wisconsin Boaters
Three children died last weekend when a storm whipped up 80 mile-per-hour winds and large waves on Geneva Lake in...
Climate
He Wanted to Track Microplastics in the Sea. The E.P.A. Fired Him.
The official urged requiring a fish farm to monitor for the tiny plastic particles. The E.P.A. said he had taken...
Climate
Inside the United States’ Billion-Dollar Blind Spot: Hail
Scientists have never quite understood how hail works. Meet the storm chasers trying to change that.
Climate
Trump’s Top Air Pollution Regulator Will Resign
Aaron Szabo will step down as the head of the Environmental Protection Agency’s air office this month, he told...
Climate
Death Toll From Oppressive Heat in New Jersey May Be as High as 29
In New York City, emergency rooms last week logged the highest number of patients treated for heat-related illnesses...
Climate
Extreme Heat Hits Europe for the Third Time This Year
It is continent’s third spell of scorching weather since May. Europe is the world’s fastest-warming continent.
Climate
The City Where You’ll Nearly Always Want a Jacket on the Fourth of July
As the East Coast bakes under a heat wave, San Francisco will be 66 degrees. But good luck watching the fireworks...
Climate
To Beat the Heat, the Ultrarich Have Snow Rooms
Indoors, for a fortunate few, it’s always a winter wonderland.
Climate
To Beat the Heat, the Ultrarich Have Snow Rooms
Indoors, for a fortunate few, it’s always a winter wonderland.
Climate
As Heat Suffocates Washington DC, Calls to Emergency Medical Services Climb
Near 100-degree temperatures were expected to continue as medical workers prepared for more heat-related illnesses...
Climate
To Stay Cool, Wear Flowing Robes and Throw Water Around? Yes, Says Science.
Throughout history, people have come up with surprising ways to beat the heat that actually work.
Climate
Heat Wave Relief May Not Come at Sunset
There are steps you can take to cool down after sundown even in conditions with high humidity.
Climate
Teenage Cadets Hospitalized in New York State After Bus Air Conditioning Fails
The authorities said 16 cadets were removed from a bus in New York State’s Hudson Valley after getting heat-related...
Climate
Animals Need to Cool Off, Too
Mammals across the Midwest are doing their best to stay cool during the heat wave, with some help from humans.
Climate
How Heat Affects the Brain
A growing body of research has shown that our brains work differently when temperatures spike.
Climate
Here’s the latest.
Climate
Hotter, more frequent and longer-lasting: climate change’s influence on heat waves.
As the planet gets hotter overall, heat waves are getting hotter, longer and more frequent.
Climate
Heat Wave Survival Tips From a Death Valley Ranger, Volcano Hiking Guide and Forest Firefighter
We asked people whose jobs require them to routinely face temperatures over 100 degrees for their coping strategies....
Climate
Bombs Bursting in Air Means Hours of Smoke and Confused Dogs in D.C.
Organizers want the July 4 fireworks in the nation’s capital to break the world record. But the fun will also come...
Climate
Why This Heat Wave Is Unusual for New York
Hot summer days are more dangerous when there are several in a row. Meteorologists are looking to earlier heat waves...
Climate
An Air-Conditioning Repair Man Endures Chicago’s Heat Wave
With the city and much of the country in the grips of a heat wave, people in that profession are enduring sweltering...
Climate
Across a Scorching Ohio, Residents Endure Breathtaking Heat
The heat wave gripping much of the eastern half of the country over the past few days has been especially intense...
Climate
It’s Too Hot to Cook. But Food Truck Workers Have No Choice.
The heat wave in New York this week is even hotter for those working, often without air-conditioning, in the carts...
Climate
Heat Wave Spreads East on Wednesday
More than 160 million people are under extreme heat warnings or heat advisories ahead of the Fourth of July weekend.
Climate
The Heat Wave Proves That We Need to Adapt to Climate Change
The world’s infrastructure was built for a climate we no longer have.
Climate
A Wildlife Regulator’s Family Business Had a Permit to Renew. She Stepped In.
Jenifer Chatfield, a top official at the Interior Department, faces scrutiny from ethics experts for actions that...
Climate
First Europe, Then North America: Welcome to Heat Dome Summer.
What’s causing all the record-breaking heat, and when will it end?
Climate
How to Dress for a Heat Wave
Advice for choosing the best fabrics and styles to help cool you down in extreme heat.
Climate
5 Temperature Records Meteorologists Are Watching This Week
New York could record 100 degrees for the first time since 2012, as a brutal heat wave spreads east.
Climate
With Lessons From a Perilous Blizzard, Mamdani Prepares for Extreme Heat
After more than two dozen people died during a brutal cold snap in New York City, city officials came up with a plan...
Climate
Hillary Clinton Makes a Surprise Appearance at Carnegie Hall
Clinton narrated “Lincoln Portrait,” a work by the American composer Aaron Copland, in her debut with a symphony...
Climate
What to Know About Wildfires in Colorado and Other Western States
Thousands of acres in Utah and other Western states have burned. Here is what to know about the firefighters who have...
Climate
Record-Breaking Heat Wave Expected to Hit New York City Ahead of July 4 Weekend
Mayor Zohran Mamdani signed an executive order that aims to protect people who work outdoors. Temperatures this week...
Climate
See Day-by-Day Forecast as Heat Wave Engulfs U.S. Ahead of the July 4 Weekend
Dangerous heat is expected across much of the country through the Fourth of July weekend.
Climate
A Hot and Deadly Start to Wildfire Season
Thousands of acres in Utah and other Western states have burned as a U.S. heat wave widens.
Climate
Fourth of July Heat Wave Forecast: Here Are the Day-by-Day Temperatures
A day-by-day breakdown of where dangerous heat is expected through the Fourth of July weekend.
Climate
Supreme Court Expands Trump’s Power, and a Dangerous U.S. Heat Wave Spreads
Plus, a daring rescue mission in space.
Climate
How the Wildfires in Colorado and Utah Were Poised to Spark
Since last week, meteorologists issued a series of increasingly dire warnings about extremely critical weather...
Climate
Europe Heat Wave: Forecasts, Warnings and How to Stay Cool
A heat wave responsible for shattering numerous temperature records in Western Europe continued its shift east.
Climate
France Recorded 1,000 Excess Deaths During Heat Wave, Officials Say
First estimates published by the national health agency listed hundreds more deaths per day compared with the daily...
Climate
Europe’s Heat Politics
As the continent swelters, some right-wing populists are talking up their support for air-conditioning.
Climate
Heat Wave Takes Toll on Europe’s Infrastructure, Too
The devastating heat wave has exposed weaknesses in the continent’s infrastructure, much of it built for a cooler...
Climate
See Record-Breaking Extreme Heat Wave Across Europe in Photos
Temperature records have been broken in several European countries this week.
Climate
As Europe Sweats, Some Politicians Talk of Air-Conditioning, Not Climate Action
Heat-related deaths and disruptions to daily life are forcing politicians to reckon, in different ways, with a...
Climate
Europe’s Scorching Heat Is Gradually Moving East
Parts of Spain, France and other countries are seeing slight relief, but the record-breaking heat wave is far from over.
Climate
How a Bird’s Habitat Can Change Its Song
For the Bachman’s sparrow, whether a song is passed to the next generation could depend, in part, on the wind and trees.
Climate
Wildfire Risk in Utah and Across the West Is the Highest It’s Been All Year
Critical conditions are expected through the weekend across Utah, Arizona, Nevada and elsewhere.
Climate
California’s Plastic Law Goes to Court: Is It Too Strict or Too Lax?
The sweeping legislation, fully enacted last month, has been challenged by Republican-led states. Environmental...
Climate
Deadly Heat Wave in Europe Continues to Smash Temperature Records
The continent’s second heat wave since May continued to disrupt daily life for millions. Officials in Spain said it...
Climate
Deadly Heat Scorches Europe
Climate
Traveling to Europe in a Heat Wave? Here’s What to Know.
Residents and summer travelers alike are searching for ways to stay safe and cool as the continent swelters amid a...
Climate
In London, Extreme Heat Forces Cancellation of Event About Extreme Heat
Scorching temperatures have disrupted daily life in Britain this week, including events that centered on battling...
Climate
These Birds’ Backflips Are Fueled by Sugar
An ancient dietary change made the manakin’s flashy courtship display possible, a new study suggests.
Climate
Saharan Dust Could Add an Apocalyptic Hue to Europe’s Unrelenting Heat
Powerful winds are carrying dust from Africa as far as southern England, as a heat dome keeps temperatures rising.
Climate
To Escape the Heat, Parisians Jump into an Old Industrial Canal
Crowds are filling the Canal Saint-Martin in Paris, as temperatures soar above 100 degrees Fahrenheit. Forty people...
Climate
A Climate Chaos Maker
Global warming is causing extreme heat around the world. Now El Niño, a natural phenomenon that disrupts global...
Climate
Europe Heat Wave Latest News: After France’s Hottest Day Ever, U.K. Approaches June Record
More than a dozen countries have issued urgent heat warnings. France saw its highest average temperature ever on...
Climate
Extreme Heat Across Europe Creates Divide Over Leaving Schools Open
Few schools in Britain or France have air-conditioning to keep children cool in soaring temperatures, leaving...
Climate
Europe’s Heat Has Scientists Asking: How Much Hotter Can It Get?
Records are being broken for the second time in a month, leading scientists to probe the upper limits of what the...
Climate
The Science of Climate Change Explained: Facts, Evidence and Proof
Definitive answers to the big questions.