150 dolphins die in Amazon lake within a week as water temps soar
Nearly two dozen of the dolphins that were found dead are an endangered species known as "the guardians of rivers."
ClimateWatch: Climate Change News & Features
What is hydrogen energy, and is it a key to fighting climate change?
The Biden administration is banking on the most abundant element on earth to reach net-zero carbon emissions by 2050. Here's what to know.
Biden touting creation of 7 "hydrogen hubs" for climate change fight
The idea is to help replace fossil fuels such as coal and oil with cleaner-burning hydrogen as an energy source, but many environmentalists are skeptical.
Deaths mount from flash floods scientists had warned about for years
Scientists have warned for decades that India's Himalayan glacial lakes are disasters waiting to happen. Climate change means they aren't waiting any more.
Company to pay $57 million over "toxic pollution" of D.C. river
The Potomac Electric Power Company is accused of spilling or releasing petroleum and nationally-banned industrial products into the soil and groundwater for nearly a century.
At least 10 dead, 102 missing as India glacial lake burst sparks flood
Officials in India say at least 10 people are dead and 102 missing after a flash flood triggered by a swollen glacial lake bursting its banks.
September 2023 was the hottest ever by an "extraordinary amount"
"Climate change is here" now, said the EU's Copernicus Climate Change Service's director, calling the September temperatures "beyond belief."
"Critical state": Swiss glaciers lose 10% of their volume in 2 years
Switzerland's alpine glaciers have lost as much ice in 2 years as they did in the 30 leading up to 1990, a sign of the climate's "critical state," one scientist says.
Young activists suing 32 countries for failing to tackle climate change
A group of six young people from Portugal have accused 32 countries of failing to tackle climate change fast enough, and therefore infringing on their human rights
Parts of U.S. are "uninsurable" due to climate change risks, study finds
Extreme weather is spurring some insurers to exit states like California and Florida, while homeowners grapple with surging premiums.
Prince William's Earthshot Prize announces finalists for 2023 awards
Prince William is in New York and is revealing the finalists for the Earthshot Prize, his climate-focused charity.
$43 million worth of crops destroyed in "devastating" Spain hailstorm
Farmers in a primary grape-producing area in Valencia, Spain, lost "their entire grape production in the middle of harvest season" after the hailstorm, according to the Association of Farmers of Valencia.
Apple CEO Tim Cook on creating a clean energy future
His goal is for the company to be carbon neutral in just seven years – and he wants other companies to copy Apple's clean energy efforts by demonstrating it makes good business sense.
"Magical" waves with a "beautiful blue glow" seen in California
The "awe-inspiring, wondrous" sight could come at a cost to marine life.
Almost 40 dead as cyclone inundates southern Brazilian state
The governor of hard-hit Rio Grande do Sul state said after a fly-over that he saw "entire cities that were completely compromised."
Death toll from flooding in Greece, neighboring nations, hits 14
Rescue boats have been unable to reach some areas in central Greece inundated by fast-moving, debris-clogged floodwater.
U.N. says summer 2023 hottest on record: "Climate breakdown has begun"
"Climate breakdown has begun," U.N. chief says, adding: "The dog days of summer are not just barking, they are biting."
"Historic flooding event" slams Greece
Forecasters say the rain will continue through the week could lead to the development of a "medicane" cyclone over the Ionian Sea amid ongoing marine heat wave.
A silver lining to Norway's soggy summer rain clouds: Free electricity
Rain-swelled reservoirs in hydro-powered Norway mean residents in its two largest cities have enjoyed 2 days with free electricity.
Remains of U.K. climber who vanished in 1971 found in Swiss Alps
After more than five decades, a relative was found and a DNA sample allowed them to identify the British mountaineer, police said.
Biden stresses need to prepare for climate disasters like Idalia and Maui fires
In a press conference today, President Biden updated the nation on recovery efforts in Maui and Florida. No one, he said, can "deny the impact of the climate crisis anymore."
Dirty air biggest external threat to human health, study finds
Air pollution is even more dangerous than smoking or alcohol, researchers concluded.
Vigilantes target traffic cameras as London's anti-pollution zone grows
It will now cost drivers with older gas vehicles $16 daily to enter London. The mayor says it will clear the air, but some say it will "make poor people poorer."
Light pollution is killing the vibe for courting fireflies
As many as 1 in 3 lightning bug species in America could be under threat, scientists say.
Historic heat wave in Pacific Northwest may have killed 3
A three-day string of record high temperatures apparently caused at least as many deaths in the region, authorities said, but cooler air was moving in.
Science
Arctic seals, most bird species on new list of threatened species
One bright spot is green sea turtles, which have recovered substantially, the IUCN said as it released its latest Red List of Threatened Species.
Bear injures 2 in Japanese grocery store, man killed in separate attack
As Japan faces rising human-bear encounters, an animal trapped in a grocery store injured two men, while a separate reported mauling proved fatal.
Interstellar comet passing by Mars seen in rare images
The images taken by two Mars orbiters show a bright, fuzzy white dot of the comet, also known as 3I/ATLAS, appearing to move against a backdrop of distant stars.
Nobel in Physics goes to 3 scientists for work on quantum technology
One of 2025's three Nobel Prize in Physics winners says the trio's work is "one of the underlying reasons that cellphones work.''
Bill Nye warns U.S. could "cede leadership to other countries" if NASA budget is cut
Bill Nye the Science Guy on Monday protested against a federal budget proposal that would see NASA's funding reduced from $24 billion to $18.8 billion.
3 scientists win Nobel Prize in medicine for discoveries in immunology
Nobel Prize committee chair says discoveries by the trio of researchers were "decisive for our understanding of how the immune system functions."
Supermoon will appear tonight. Here's what to know.
The first supermoon of 2025 will arrive soon. Here's what to know about the phenomenon.
Mysterious planet is gobbling 6 billion tons of gas and dust a second
ESO's Very Large Telescope has observed a rogue planet and revealed that it is eating up gas and dust from its surroundings at a rate of 6 billion tons a second.
Saturn's moon shows favorable conditions for life: "Simply phenomenal"
Enceladus has long been considered a prime candidate in the search for life beyond Earth because of its hidden ocean and plumes of water erupting from cracks near its south pole.
From the archives: Naturalist Jane Goodall
Famed naturalist Jane Goodall, who dedicated her life to studying chimpanzees and protecting the environment, died on Wednesday, Oct. 1, 2025 at age 91. In this Oct. 24, 2021 "Sunday Morning" profile, she talked with Seth Doane about her fascination with animals, her groundbreaking work with primates, and her advocacy for a more sustainable future.
Bermuda braces for Hurricane Imelda after a brush with Humberto
The outer bands of Humberto lashed Bermuda ahead of a more direct pass from the newer and stronger Hurricane Imelda.
Why crickets are as good as a thermometer
The chirping of crickets in your backyard can be a soothing seasonal sound, but did you know it's also an accurate way to tell the temperature – if you know the mathematical formula? Robert Krulwich and puppeteer Barnaby Dixon explain.
Million-year-old skull could rewrite human evolution timeline
The findings have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers said.
Sub discovers unexploded Nazi bombs teeming with marine life
The study's author said "there is some irony" in the discovery that these "things that are meant to kill everything are now attracting so much life."
Why humans love talking to pets
Scientist and professor Justin Gregg joins "CBS Mornings" to discuss his new book, "Human-ish: What Talking to Your Cat or Naming Your Car Reveals About the Uniquely Human Need to Humanize." He explains why we talk to pets, name objects, and even connect with inflatable tube men — and what that reveals about human nature.