Climate solutions from the Arctic, the fastest-warming place on Earth
Climate change is an urgent problem in the Arctic. From renewable energy to avalanche protection, here's what we can learn from how people there are protecting their way of life.
ClimateWatch: Climate Change News & Features
2023 is officially the hottest year ever recorded, scientists say
After record-breaking temperatures in November, the E.U.'s Copernicus Climate Change Service determined 2023 will officially be the hottest year humanity has experienced.
Artificial or real? Here's how to pick a sustainable Christmas tree
Is a real Christmas tree or a fake tree better for the planet? An expert weighs in on your greenest option.
Ancient methane escaping from melting glaciers could warm the planet more
Spiking temperatures in the Arctic are rapidly melting glaciers. Scientists are now worried about underground methane, a potent greenhouse gas, leaking up to the surface.
Cars swept away, Chennai airport flooded as cyclone churns toward India
Videos from Chennai, South India, show cars being carried off and airport workers checking planes in almost knee-deep water as Cyclone Michaung bears down.
COP28 president Sultan al-Jaber draws fire over fossil fuel remarks
Dr. Sultan al-Jaber, president of the COP28 climate conference and CEO of a major oil company, says he's "quite surprised" by what he calls "attempts to undermine" his work.
Inside the fight against methane gas amid milestone pledges at COP28
Methane is an invisible gas that is rapidly heating up the atmosphere.
Alaska bald eagle preserve threatened by copper mine project, critics say
Up to 4,000 bald eagles migrate to the Alaska Chilkat Bald Eagle Preserve annually, but environmentalists worry a potential copper mine will destroy their food source.
COP28 climate summit: Who's going, who's not, and will it matter?
The global U.N. climate summit known as COP28 is now underway in Dubai. Here's what to know — and why it matters.
Used tires could help expand market for electric vehicle batteries
As demand for electric vehicles continues to grow, one startup company in Chile is looking to recycle old tires to help make them more sustainable.
UAE sought to use role in climate summit to make oil deals, BBC reports
The host of the upcoming COP28 climate summit, the United Arab Emirates, planned to use its role as an opportunity to try to make oil and gas deals with other countries, BBC News reported.
Lightning strikes kill 24 in India amid unusually heavy rain storms
Unseasonably heavy rain storms slammed India's western state of Gujarat, packing lightning blamed for the deaths of 24 people and 3 buffalo.
World's richest 1% emit as much carbon as 5 billion people, report says
A new report found that a "polluter elite" is responsible for producing as much carbon emissions as 5 billion people.
Source of 1.1 million gallons of oil spilled into Gulf of Mexico remains mystery
Officials have yet to find the source of the oil spill, which has left chunky globules and long slicks near a 67-mile-long pipeline system off the coast of Louisiana.
These squirrels are latest species to become endangered in Washington state
There are just three western gray squirrel populations left in Washington state as more frequent and intense wildfires continue to decimate their habitats, officials said.
Key takeaways from Biden's Fifth National Climate Assessment
Every region in the U.S. is experiencing increasingly harmful effects of climate change, a new report says — but it also outlines a path forward.
"Out of control" fires ravage Brazil's wildlife-rich Pantanal wetlands
"The Pantanal is a region that's used to fires," explains one biologist, "but this many fires isn't normal."
Kentucky under state of emergency as dozens of wildfires rage
Firefighters are battling more than 30 active fires across Kentucky as officials warn the ongoing drought "has made controlling wildfires more difficult."
2023 "virtually certain" to be warmest year recorded, climate agency says
Average temperatures across Earth in 2023 have been dangerously close to the 1.5 degree Celsius warming threshold scientists have long warned would bring significant challenges to people worldwide.
Hotter days may increase cheetah conflicts with other big cats, study says
On the hottest days, cheetahs became more nocturnal — increasing their overlapping hunting hours with rival big cats by 16%, the study found.
North Greenland has lost 35% of its ice shelves, study says
The Greenland ice sheet is the second-largest contributor to sea level rise, and as temperatures rise, glaciers in the northern parts of the region are becoming "extremely vulnerable."
Climate tech startup designs new method to reduce clothing waste
Circ has found a solution to the clothing industry's substantial environmental waste and pollution, by separating and recycling cotton-polyester blend clothing.
Why did Hurricane Otis get so strong, so fast?
Hurricane Otis plowed into Mexico's Pacific coast as a deadly Category 5. Just 12 hours earlier, it was a tropical storm.
Scientists discover ancient landscape "frozen in time" under Antarctic ice
"No one's laid eyes on it," the lead author of the study said. "What is exciting is that it's been hiding there in plain sight."
Winter outlook: Wetter South, warmer North and "potential climate extremes"
The oncoming El Niño winter is forecast to bring warmer and drier weather to the northern U.S. and more precipitation than usual to southern states.
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.