Will industrial-scale bitcoin mining impact the environment?
The opportunity to make big money is attracting huge investments to industrial-scale bitcoin mining, with thousands of supercomputer mining machines and enormous energy demand.
ClimateWatch: Climate Change News & Features
Wildfires may have killed hundreds of giant sequoias
One fire official calls the possibility that the monarchs in Northern California's Sierra Nevada sustained that extent of damage "heartbreaking."
Federal agencies on plans to help Americans handle climate change
More than 20 federal agencies detailed how climate change will come to affect every aspect of daily life and how they're preparing.
Google helping users of its offerings shrink their carbon footprints
The company says it's tweaking widely used tools for picking driving routes and flights, shopping and more to enable users factor climate change into choices they make.
Climate change is a huge threat, so why isn't everyone talking about it?
Climatologist Katharine Hayhoe said more than half of U.S. adults are concerned about climate change, but only about a third of us ever talk about it.
Climate change takes center stage in Nobel Prize for physics
After scientists from Japan, German and Italy win, one says it's "very urgent" that steps be taken now to fight climate change.
Why only the wealthy can afford to live near rising seas
Even as flooding linked to climate change intensifies, coastal homes are still fetching top dollar.
Great Lakes see the impact of climate change
It's not just the coasts experiencing climate change. The coastline along the Great Lakes is changing too.
Climate change impacts Great Lakes coastline
It's not just the U.S. coasts experiencing climate change. Communities along the shores of the Great Lakes are seeing it too. Ben Tracy has more for CBS News' series Eye on America.
Ivory-billed woodpecker, 22 other species declared extinct
It's a rare move for wildlife officials to give up hope on a plant or animal, but government scientists say they've exhausted efforts to find the 23 species.
Procter & Gamble heirs call for company to change production
Procter & Gamble descendants Justine Epstein and Jules Feeney shared exclusively with CBS News how they are pushing to change how P&G products are made.
Biden administration seeks a climate win ahead of global summit
If the U.S. heads to the U.N. Climate Change Conference with proposals still under debate in Congress, China could balk at making its own changes.
Hurricane Sam forecast to rapidly intensify in the Atlantic
Sam is just the latest in an exceptional number of tropical systems that have rapidly intensified in the past two seasons.
Silicon Valley hopes to use purified wastewater as drinking water
Local officials are attempting to improve the water's image. They view cutting-edge technology as key to overcoming the effects of climate change on water supplies.
EPA sharply limits use of HFCs, powerful coolant greenhouse gases
Officials call the new rule a key step in fighting climate change. It has the strong support of both environmental and business groups.
WHO revises air quality guidelines for first time in more than 15 years
The organization said the effects of air pollution are more prevalent in low income communities and countries.
Late-night comedians team up to tackle the climate crisis
"Laughing at a problem can help make the problem seem less intimidating — maybe even more solvable," said the organizer of Climate Night.
McDonald's to cut plastic toys in its Happy Meals
With 5,000 Happy Meals reportedly sold every minute, McDonald's has become one of the largest toy distributors in the world.
Walmart to tag 2,000 products deemed healthier for planet and people
Known for low prices, the world's biggest retailer will highlight store items seen as more nutritional or sustainable.
Giant blanket wrapped around base of world's biggest tree, a sequoia
The aluminum around the General Sherman Tree is fire-resistant and part of a gallant effort to protect the sequoias in California's rugged Sierra Nevada from threatening wildfires.
Countries "nowhere near" climate change targets, watchdog says
Dramatic reductions in emissions would help prevent the world from drastically exceeding 1.5°C of global warming, but even the biggest countries are falling short.
Climate change could push 200 million people to move by 2050
Water scarcity, decreasing crop productivity and rising sea levels could lead to millions of "climate migrants," World Bank report says.
The other greenhouse gas
Methane is 85 times more powerful than carbon dioxide when it comes to planet-warming properties. Jeff Bezos and Elon Musk are contributing to an effort to monitor it leaking from oil and gas sites. Ben Tracy reports.
U.S. slightly surpasses 1936 record for hottest summer ever, NOAA says
In addition to the record-breaking heat, there were several significant climate anomalies and events this summer, per National Oceanic and Atmospheric Administration.
Iceland rolls out devices to help capture and bury carbon dioxide
The Swiss company Climeworks started operating 96 fans powered by a nearby geothermal plant Thursday.
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.