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.
The tour, celebrating the 30th anniversary of their biggest album, will stop in Pittsburgh on October 6.
Temperatures could reach into the 90s this week in Pittsburgh, and that impacts everything, including your sleep.
A woman suffered from a graze wound, and another dislocated her knee after a fight turned into shots being fired in Homewood.
Pittsburgh reached a high of 91 degrees on May 18, 1877, and it could happen again today.
Bryce Harper hit a home run off ace Paul Skenes to lead the Phillies to a 6-0 win over the Pirates and a sweep of the three-game series.
The tour, celebrating the 30th anniversary of their biggest album, will stop in Pittsburgh on October 6.
Temperatures could reach into the 90s this week in Pittsburgh, and that impacts everything, including your sleep.
A woman suffered from a graze wound, and another dislocated her knee after a fight turned into shots being fired in Homewood.
Pittsburgh reached a high of 91 degrees on May 18, 1877, and it could happen again today.
Bryce Harper hit a home run off ace Paul Skenes to lead the Phillies to a 6-0 win over the Pirates and a sweep of the three-game series.
Gas prices, inflation weigh on Americans. Many see lack of clarity on what's happening in Iran.
Gambling addiction is impacting more young people, so much so that state lawmakers are calling it an epidemic.
President Trump is in Beijing meeting with China's President Xi Jinping, with the two leaders aiming to stabilize their trading relationship after last year's trade war.
The Allegheny County Health Department wants to require all employers in the county to give their employees paid parental leave.
Live updating West Virginia primary election results for May 12, 2026.
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.
Gas across the country continues to climb.
Two food items sold at Giant Eagle have been voluntarily recalled due to separate contamination risks.
If your current security system is just a dog and a basic lock, it might be time for an upgrade. East End Handyman Company's Patrick McLaren is back on PTL to show us how you can install a security camera.
Team PTL's Daisy Jade is at the CCAC West campus and she's learning more about their annual car show!
Shari Zatman is back for another segment, this time, she's giving us the instructions on how to make a floral graduation cap!
Our friend, Shari Zatman of Perfectly Planned by Shari is here to help you get through graduation season by showing you how to plan the perfect party!
In a world of viral trends, Corrine has been proving that the old Hollywood glamour hasn't gone anyway, it just needed a refresh.
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.
An artist in Pittsburgh said the Steel City clothing company used his artwork without his permission.
Alcosan's multi-billion-dollar construction project to clean up the rivers in southwestern Pennsylvania is already over budget.
Pennsylvania prisons now give suboxone to thousands of inmates, with thousands more on the waiting list.
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 Allegheny County Health Department wants to require all employers in the county to give their employees paid parental leave.
Allegheny Health Network is putting out a warning about a new social media trend.
Bryce Harper hit a home run off ace Paul Skenes to lead the Phillies to a 6-0 win over the Pirates and a sweep of the three-game series.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Pittsburgh Steelers and Aaron Rodgers have agreed to terms on a one-year contract, according to reports.
Napoleon Solo hustled to first place at the 151st running of the Preakness Stakes on Saturday, coming out on top against 13 other horses.
Cristopher Sánchez struck out a career-high 13 and earned his second career shutout as the Philadelphia Phillies blanked the Pittsburgh Pirates 6-0.
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.
Arnold Palmer Regional Airport officials are confident they'll be able to replace Spirit Airlines after the airline shut down early Saturday morning.
The tour, celebrating the 30th anniversary of their biggest album, will stop in Pittsburgh on October 6.
The country music superstar will be performing at 1846 Farms in September.
The exhibit transforms historic industrial and historical paintings into a multi-projection animated experience.
Country music star Lainey Wilson and former Steelers quarterback Devlin "Duck" Hodges tied the knot in a lavish Tennessee wedding.
Riverlife will reopen its free-to-access barge platform, Shore Thing, later this month.
As Pittsburgh will see its temperatures rise into the 90s this week, sleeping when it's hot becomes a challenge. John Shumway spoke with a Cleveland Clinic sleep expert on how you can make sure you get a restful night of sleep.
Two women had to be taken to the hospital after a fight led to shots being fired in Pittsburgh's Homewood neighborhood early on Monday morning.
One of the eaglets inside the Glen Hazel eagles' nest died this weekend due to an unknown illness. KDKA's Ricky Sayer spoke with the Tamarack Wildlife Center about how this could have happened.
Get the latest weather updates with meteorologist Ron Smiley’s forecast!
This month's episode of Intersections with Mamie Bah.
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.
