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.
Phantom Fireworks locations have been busy ahead of the 4th of July Weekend, and one GM wants to make sure you stay safe.
A Monroeville woman allegedly left a child inside a hot car for nearly an hour in Delmont earlier this year.
Friday will be the fourth straight day with extreme heat, but storm chances are also possible.
Major retail stores will be open on Friday, although some may have modified hours on Saturday, July 4.
Rail shuttles and bus shuttles will be running to help riders get around the work that's being done in Dormont Borough.
"Feels-like" temperatures, which factor in humidity, are expected to be over 100 degrees.
Pittsburgh's Fourth of July celebration, which was recently voted the best in the country by USA Today readers, will span Downtown and the North Shore.
When are fireworks near me this weekend? Here's the Pittsburgh area's July 4th fireworks schedule.
Phantom Fireworks locations have been busy ahead of the 4th of July Weekend, and one GM wants to make sure you stay safe.
A Monroeville woman allegedly left a child inside a hot car for nearly an hour in Delmont earlier this year.
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.
The Supreme Court upheld state laws from West Virginia and Idaho that restricted participation by transgender athletes in girls' and women's sports.
The Supreme Court on Monday ruled that states can count mail ballots that are cast by Election Day but arrive later, rejecting a GOP challenge to a Mississippi law.
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.
Imagine finding out the home you own is no longer yours, even though you weren't behind on your mortgage or selling it.
Schewbel's is closing after 120 years, meaning Giant Eagle will have to find a new bakery to make its branded bread.
Schwebel's, which sells bread at grocery stores across western Pennsylvania, is closing after 120 years.
Are we dreaming? Or are these beds *actually* flying? That's right...Daisy takes us to the 5th Annual Zelienople Bed Derby, where the beds are less for sleeping, and more for speed.
Grab your calendars because Kidsburgh Ambassador Yuling Behr is sharing all the family-friendly events happening around the 'burgh this month.
Fine Wine and Good Spirits are bringing out the bubbly...here are some American-made wines that are perfect for your holiday celebration.
Daisy Jade is live from the Big Butler Fair! Take a look at all the fun things these fairgrounds have to offer.
The first week of July doesn't just bring fireworks...it also brings one of the biggest conventions in Pittsburgh...Anthrocon!
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.
A Westmoreland County woman is demanding answers after she said a broken pipe flooded her apartment in Rostraver Township.
The school board in McKeesport has called a special meeting on Wednesday to decide the future of its football coaching staff.
Delta-8 is unregulated and untested, and more and more users are paying the price.
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.
Lone star ticks have been found in Franklin and Erie counties in Pennsylvania.
Green Oaks Country Club is one of the few courses in the Pittsburgh area that were designed by famed golf architect Donald Ross.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Esmerlyn Valdez tripled, singled and knocked in two runs, Endy Rodriguez and Nick Gonzales homered and the Pittsburgh Pirates beat the Philadelphia Phillies 6-1 on Thursday.
The Penguins made three signings and two trades on free agency day. Here's who is joining the team.
Matt Vogt set a new scoring record and won the Indiana State Amateur to earn a spot in the U.S. Amateur later this summer.
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.
Pittsburgh's Fourth of July celebration, which was recently voted the best in the country by USA Today readers, will span Downtown and the North Shore.
Anthrocon 2026, dubbed "Critters, Cryptids and Curses," will return to the David L. Lawrence Convention Center.
Road closures will be in place ahead of the America250PA concert at Point State Park on Saturday, June 27.
Clive Davis helped shape the careers of music stars including Janis Joplin, Bruce Springsteen and Whitney Houston.
Pittsburgh's South Side Street Fest is officially underway, aiming to create a safer and welcoming South Side.
Stay on top of local weather with First Alert Meteorologist Trey Fulbright's forecast!
The skies will light up with fireworks this weekend, and many of them will be done in backyards and neighborhoods. KDKA's Ross Guidotti spoke with the GM of a local Phantom Fireworks about what you can do to stay safe.
A Monroeville woman is facing a charge of endangering the welfare of a child after she admitted to leaving a child inside a hot car earlier this year, outside of a Walmart.
Get the latest weather forecast from KDKA-TV First Alert Meteorologist Ron Smiley!
The annual Fourth of July parade in Canonsburg is one of the largest in all of Pennsylvania.
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.
