2025 was so hot it pushed Earth past critical climate change mark
2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
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2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
Gov. Josh Shapiro signed a $50 billion spending package to end a four-month budget stalemate that has held up billions for public schools and social services.
Leaf-peeping season has arrived in the Northeast and beyond, but weeks of drought have dulled this year's autumn colors and sent leaves fluttering to the ground earlier than usual.
Crucial for marine life and the global economy, coral reefs are the planet's first major environmental system to cross a climate "tipping point" as the world warms.
Hospitals across the U.S. are at risk of significant flooding, and climate experts warn that the Trump administration's cuts leave the nation less prepared.
34 million people live in one of these major U.S. cities that's sinking, new research shows. See if your area is on the list — and how quickly the land is moving.
Out of the many consequences of a warming climate, one major concern is the increasing frequency of high intensity rain events.
As climate change worsens pollen seasons, these U.S. cities top the list for 2025, according to a new report from the Asthma and Allergy Foundation of America.
Environmental Protection Agency to review a key 2009 finding by the agency that greenhouse gases pose a risk to Americans.
Some 880 employees of the National Oceanic and Atmospheric Administration were laid off on Thursday, a congressional source told CBS News.
Nonprofit groups are working to distribute essential supplies to those impacted by the fires across the Los Angeles area.
Researchers say human-caused climate change dealt people an average of nearly six weeks of extra extreme heat in 2024, while also fueling more destructive storms.
World coal use is set to reach an all-time high in 2024, the International Energy Agency says, in a year all but certain to be the hottest in recorded history.
Scientists now have a clearer picture of Camp Century, an abandoned U.S. military base long hidden under the ice in Greenland, thanks to a NASA research team's good luck.
Oil and natural gas companies will have to pay a federal fee if they emit methane above certain levels under a rule being finalized by the Biden administration that incoming Trump officials are likely to reverse.
We've seen some warmer Halloweens in the last couple of years, so is this something we can expect to continue moving forward?
Why is there a disconnect between constituent views on climate change and the actions of their representatives?
Why is there a disconnect between constituent views on climate change and the actions of their representatives? KDKA political editor Jon Delano explores the reported feelings and actions in Pennsylvania's 14th and 16th congressional districts.
Scientists from the International Thwaites Glacier Collaboration warn of a "grim outlook" for the Thwaites Glacier, also known as the "Doomsday Glacier."
Heavy rains caused severe flooding in Central Europe, affecting countries including Austria, the Czech Republic, Poland and Romania.
The legacy toy company is increasing the certified renewable or recycled materials that go into its bricks in an effort to reduce its reliance on fossil fuels.
While five states have laws in place protecting workers from excessive heat, for decades there have been no federal protections.
Earth sizzled to its hottest day ever measured by humans Monday, beating a record set the day before, the European climate service Copernicus says.
Six people protesting climate change stormed the 18th green at the Travelers Championship on Sunday, delaying the finish for about five minutes.
This Wednesday on World Environment Day, the Ecolution Fashion Gala will be held for the 9th year. It celebrates fashion, as well as sustainability, art, music and dance all within one show-stopping event. Daisy was at the Carnegie Museum Music Hall with the new curator for the event.
A 5-year-old boy is in "serious critical condition" after drowning in a backyard pool at a home in Washington County, authorities said.
A lawsuit has been filed over the smell neighbors say is coming from the Sherwin-Williams plant in Rochester.
The Carnegie International is the longest-running exhibition of international contemporary art in North America.
Ameer Simmons drowned in a creek after jumping from a railroad trestle in Allentown, Pennsylvania.
A new livestream wildlife camera takes viewers right into a rattlesnake rookery in Pennsylvania.
A 5-year-old boy is in "serious critical condition" after drowning in a backyard pool at a home in Washington County, authorities said.
A lawsuit has been filed over the smell neighbors say is coming from the Sherwin-Williams plant in Rochester.
The Carnegie International is the longest-running exhibition of international contemporary art in North America.
Ameer Simmons drowned in a creek after jumping from a railroad trestle in Allentown, Pennsylvania.
A new livestream wildlife camera takes viewers right into a rattlesnake rookery in Pennsylvania.
Allegheny County Sheriff Kevin Kraus is suing over a ballot referendum that he says would illegally impose term limits on his position.
U.S. officials and negotiators were discussing a process to reopen the Strait of Hormuz, sources briefed on the conversations said.
The Trump administration on Friday announced a sweeping policy designed to make it harder for immigrants already in the U.S. to get permanent residency.
Following several calls for him to relinquish his position as council president, Catena is planning to step down from leadership.
There's a new push to revitalize Pittsburgh's South Side.
What if what's sitting in your jewelry drawer is worth more than you think?
The price of electricity in Pennsylvania is going up next month.
The Allegheny County Health Department has issued a consumer alert for Prantl's Bakery in Shadyside, saying an inspection found pest droppings.
A Bethel Park homeowner says he's out thousands of dollars after hiring a contractor to replace his front porch.
A popular Washington County farm won't be offering pick-your-own peaches this year.
There will be plenty of professional artists showcasing their talent at this weekend's ChalkFest, but now, Boaz Frankel is trying his hand at the medium with his rendition of Heather and David!
Nothing beats the taste of homegrown tomatoes, but as any greenthumb will tell you, plants can be vulnerable to fungal disease. Garden guru Doug Oester is here to show us the early warning signs, and what you can do to prevent it!
Our very own Daisy Jade is getting up close and personal with some of the remarkable raptors at the National Aviary!
While a lot of what you eat and cook at summer barbecues are often not the healthiest choices, you can turn that around without losing the flavor! Fitness and nutritional expert Lisa Stugart joins us to show us some simple swaps!
Boaz Frankel is giving us a preview of this weekend's Chalk Festival in Pittsburgh and he's joined by The Pitt's Dr. Robby....sort of...
A lawsuit has been filed over the smell neighbors say is coming from the Sherwin-Williams plant in Rochester.
Naida Reed contacted KDKA Investigates after she said Pittsburgh Water failed to follow through on what crews allegedly promised.
What if what's sitting in your jewelry drawer is worth more than you think?
A Bethel Park homeowner says he's out thousands of dollars after hiring a contractor to replace his front porch.
It's been nearly eight years since Rachael DelTondo was shot and killed in the driveway of her parents' home in Aliquippa.
Pittsburgh, with its natural beauty and parks, can be a great place for people to put the phones down and enjoy life.
Doctors say it looks like it will be a bad season for tick-borne diseases.
Temperatures could reach into the 90s this week in Pittsburgh, and that impacts everything, including your sleep.
Frontline healthcare workers at Butler Memorial Hospital overwhelmingly approved their first union contract on Friday.
A western Pennsylvania dad went from wondering what a spot on his leg was to learning he has an extremely rare skin cancer.
The Chicago Cubs handed Paul Skenes his third straight loss with a 7-2 victory over the Pittsburgh Pirates.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Chicago Cubs ended their 10-game losing streak with a 10-4 victory over the Pittsburgh Pirates.
Radio host, restaurateur, and wrestler Marc "Bubba" Snider is looking to add one more accomplishment to his already impressive resume.
Esmerlyn Valdez hit a two-run home run to cap a five-run first inning and the Pittsburgh Pirates routed the skidding Cubs 12-1 to extend Chicago's losing streak to 10 games.
Ohio's tax break for data centers is costing the state far more than expected.
A popular Washington County farm won't be offering pick-your-own peaches this year.
If you're about to throw out all of those old documents while spring cleaning, there are some you should hold onto.
The hole left behind by Spirit will hit businesses and rental companies within Arnold Palmer Regional Airport.
The bar served its final pints Sunday night after 43 years in Oakland, near the heart of Pitt's campus.
Memorial Day marks the unofficial start to summer, and a new song may be the unofficial summer anthem.
The American Music Awards celebrate fan favorites in the music world and feature performances from multiple artists.
The Carnegie International exhibition at the Carnegie Museum of Art opened earlier this month.
It's been 15 years since the Disney Store called Ross Park Mall home, but it's coming back starting this weekend.
"The Late Show" host Stephen Colbert is marking the end of an iconic late-night franchise on CBS.
Dr. Katie Stewart talks about what women gain and lose when they become mothers.
Stay on top of the weather in the Pittsburgh area with First Alert Meteorologist Ray Petelin's forecast.
Sarris Candies is set to open a new factory in Washington County. It will be open to the public for tours.
The Sherwin-Williams plant in Rochester formulates coatings that are taken by trucks to distributors and blending facilities. But now there's a new lawsuit questioning this practice, with neighbors complaining about the smell. Meghan Schiller reports.
Andrew Carnegie helped put Pittsburgh on the map for steel, but he also said he wanted Pittsburgh to become "as famous for art.
Mike Tomlin stepped down as head coach of the Pittsburgh Steelers after 19 seasons with the team.
Pitt's regular season has ended with an 8-4 record.
Pitt's five-game winning streak came to an end with a 37-15 loss to Notre Dame.
Mason Heintschel set a new Pitt freshman single-game passing record in the Pitt win at Acrisure Stadium.
The 44th annual KDKA-TV Turkey Fund will help our neighbors in need have a nice meal for Thanksgiving.
