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.
Pennsylvania Sens. Dave McCormick and John Fetterman have formed a joint fundraising committee.
Last year, Americans received nearly 30 billion scam robocalls and text messages.
A former doctor at J.W. Ruby Memorial Hospital is wanted by police for allegedly hiding cameras in staff restrooms.
Two years after Pittsburgh struggled to turn on public water fountains, the city says just about every operable fountain is now working.
The Atlanta Braves defeated the Pittsburgh Pirates 10-5 on Thursday at PNC Park.
The Parkway East will be closed from the Squirrel Hill Tunnel to the Edgewood/Swissvale exit for more than 20 days for the Commercial Street Bridge replacement project.
A former doctor at J.W. Ruby Memorial Hospital is wanted by police for allegedly hiding cameras in staff restrooms.
Joel Ingram, 40, has been taken into custody and has been charged with homicide.
Pittsburgh is among the top 10 worst cities for bed bugs, according to a new ranking from Orkin.
Pennsylvania Sens. Dave McCormick and John Fetterman have formed a joint fundraising committee.
Pennsylvania Sens. Dave McCormick and John Fetterman have formed a joint fundraising committee.
Sen. John Fetterman condemned his colleagues who continued backing Graham Platner amid a string of scandals.
Rep. Eric Davanzo later said he "will never apologize for putting patriotism before politics."
Some lawmakers say the Pennsylvania State Senate is stalling on a bill to increase the state's minimum wage.
The Supreme Court on Tuesday struck down President Trump's executive order seeking to end birthright citizenship.
Last year, Americans received nearly 30 billion scam robocalls and text messages.
The Pennsylvania Turnpike Commission approved a 3.5% toll increase that goes into effect on January 3, 2027.
After about three dozen Allegheny County home deeds were fraudulently put into an LLC's name, experts are sharing tips for protecting yourself.
Giant Eagle has remained the dominant grocer in southwestern Pennsylvania for more than 40 years, and one of those reasons was the exit of Kroger.
A major healthcare merger is now official.
Get ready for a weekend full of fun with RealTime Arts, the Pittsburgh Honky Tonk, a "landmark" PSO performance, and an action-packed night brought by Enjoy Wrestling.
From cascading bouquets to eye-catching table arrangements, Neubauer's Flowers has it all for this wedding season.
Garden Guru Doug Olster shares tips on the heat and plants you can still grow this season.
Calling all history buffs, collectors, and treasure hunters! Daisy Jade takes us to the Duncan and Miller Glass Museum to get an early look at their biggest sale of the year!
Heather and David play a "squirrely" round of Think, Thank, Thunk!
Two years after Pittsburgh struggled to turn on public water fountains, the city says just about every operable fountain is now working.
Some residents in Westmoreland County are voicing their frustrations over speculation on data centers.
There are several data centers on the drawing boards in southwestern Pennsylvania, raising concerns about noise and pollution.
Allegheny County is facing a major financial crisis that leaders are unsure how to address.
Rising Tide Partners began acquiring depressed properties five years ago with the promise of transforming struggling neighborhoods.
For the eighth year, a mobile dental clinic is back in Pittsburgh, providing free preventive dental care for those living in underserved communities.
A major healthcare merger is now official.
Representatives from UPMC and Allegheny County Public Safety held a demonstration to encourage firework safety in Pittsburgh.
When you hear you're diagnosed with cancer, it can be overwhelming. It can leave questions, anger and a feeling of seclusion.
Allegheny County health officials said babies who have died from sudden unexpected infant death have more than doubled since 2000.
The Atlanta Braves defeated the Pittsburgh Pirates 10-5 on Thursday at PNC Park.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The #BurghProud Challenge raised more than $1.5 million in the last month thanks to help from the Penguins, Pirates, and Steelers.
Mark Kulbis is also facing misdemeanor counts of involuntary manslaughter and reckless endangerment in the death of Calvin "CJ" Dickey Jr.
The club is the home of the famous Sunnehanna Amateur, one of the premier amateur golf events in all of the country.
Giant Eagle has remained the dominant grocer in southwestern Pennsylvania for more than 40 years, and one of those reasons was the exit of Kroger.
A major healthcare merger is now official.
The Kroger Company announced the acquisition of Giant Eagle on Wednesday morning.
Schewbel's is closing after 120 years, meaning Giant Eagle will have to find a new bakery to make its branded bread.
A federal judge has extended his block on enforcement of an Ohio law that would require children under 16 to get parental consent to use social media apps while a legal challenge proceeds.
The new movie "Young Washington" opened over the Fourth of July weekend, earning more than $20 million at the box office and becoming the nation's top live-action film.
The nominations for the 78th annual Primetime Emmy Awards were announced Wednesday morning in Los Angeles, with the final season of HBO Max's "Hacks" setting a new record for the most nominations in a single year for a comedy series.
It's shaping up to be a busy holiday weekend across western Pennsylvania, which includes the Westmoreland Arts and Heritage Festival.
Taylor Swift and Travis Kelce were married as they celebrated their wedding with hundreds of guests Friday at Madison Square Garden in New York City.
When are the fireworks tonight in Pittsburgh? Here's what to know about the city's Fourth of July celebration.
We are two months away from Prostate Cancer Awareness Month in September.
Stay on top of the weather in the Pittsburgh area with First Alert Meteorologist Rob Wilson's forecast.
Iran launched more missiles at U.S. allies Thursday and said at least 14 people were killed in U.S. airstrikes over the last two days of escalating tit-for-tat strikes, sparked by Iranian attacks on commercial vessels in the Strait of Hormuz earlier this week.
Elite 18: No. 13 at Diamond Run Golf Club
A dozen dead animals in South Fayette and a block party cleanup on Mt. Washington. Meghan Schiller joins us with more on the stories the KDKA Investigates team is working on.
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.
