Lars G. Josefsson showed up at the UN General Assembly in New York City in September with a petition signed by 244,500 people that called for action on climate change, including the fixing of a global price for carbon emissions.
An online debate over global warming science has broken out after an unknown hacker broke into the e-mail server at a prominent climate-research center, stole more than a thousand e-mails about global warming and posted them online.
A possible rise in sea levels by 0.5 meters by 2050 could put at risk more than $28 trillion worth of assets in the world's largest coastal cities, according to a report compiled for the insurance industry.
Tim Flannery believes the future peace and stability of the world rides on action at next month's United Nations Climate Change Conference in Copenhagen.
On the steep, dusty slopes of the Chacaltaya mountains, thousands of meters above sea level in the Bolivian Andes, the hardy farmers tending root crops or herding llamas have no need of scientists or climatologists to measure the impact of global warming.
The California Energy Commission voted unanimously Wednesday to become the first state to impose energy efficiency standards for televisions. The agency estimates the move will save consumers $1 billion a year in energy costs.
China and the United States, the largest producers of greenhouse gases, will team up to fight climate change and create clean energy, their leaders said Tuesday.
A new international treaty to combat climate change will not be ready when 40 world leaders meet next month in Copenhagen but may be finished next year, a top United Nations official said Friday in Barcelona.
Whatever happened to all those new nuclear power plants the country was supposed to build?
A Senate committee Thursday approved a major climate change bill despite a boycott by all of the panel's seven Republican members.
Lars G. Josefsson showed up at the UN General Assembly in New York City in September with a petition signed by 244,500 people that called for action on climate change, including the fixing of a global price for carbon emissions.
An online debate over global warming science has broken out after an unknown hacker broke into the e-mail server at a prominent climate-research center, stole more than a thousand e-mails about global warming and posted them online.
A possible rise in sea levels by 0.5 meters by 2050 could put at risk more than $28 trillion worth of assets in the world's largest coastal cities, according to a report compiled for the insurance industry.
Tim Flannery believes the future peace and stability of the world rides on action at next month's United Nations Climate Change Conference in Copenhagen.
On the steep, dusty slopes of the Chacaltaya mountains, thousands of meters above sea level in the Bolivian Andes, the hardy farmers tending root crops or herding llamas have no need of scientists or climatologists to measure the impact of global warming.
The California Energy Commission voted unanimously Wednesday to become the first state to impose energy efficiency standards for televisions. The agency estimates the move will save consumers $1 billion a year in energy costs.
China and the United States, the largest producers of greenhouse gases, will team up to fight climate change and create clean energy, their leaders said Tuesday.
A new international treaty to combat climate change will not be ready when 40 world leaders meet next month in Copenhagen but may be finished next year, a top United Nations official said Friday in Barcelona.
Whatever happened to all those new nuclear power plants the country was supposed to build?
A Senate committee Thursday approved a major climate change bill despite a boycott by all of the panel's seven Republican members.
A third beluga whale belonging to the world's largest aquarium has died, the Georgia Aquarium announced late Monday.
Top Democrats put the issue of climate change back in the spotlight Tuesday, debating legislation to cut greenhouse gas emissions while announcing $3.4 billion in new clean energy funds.
Dear Annie: I graduated from college with a civil engineering degree last spring, and I'm planning to go to architecture school. I want to focus my training on learning how to retrofit existing buildings and power plants to be more energy-efficient.
"The Cove" is a controversial documentary about dolphin slaughter that reveals the distressing secrets behind the multi-billion dollar industry in captive dolphins.
Despite their astonishing record of losses when dealing with lumberjacks and beavers, trees are pretty tough customers. Their trunks, branches, roots and twigs are all more than capable of enduring a winter's worth of freezing temperatures, snow, sleet and hail. Their leaves, though? Eh, not so tough.
If Congress won't get the job done on climate change, President Obama has a way to do it himself. But is he strong-arming the legislative branch?
The days are getting shorter, the nights colder, but that doesn't mean that your electricity bill needs to go through the roof. In a unique experiment, the residents of Britain's Scilly Isles are hoping to show that reducing your electricity consumption doesn't have to be difficult.
Daniel Gray loves automobiles so much that it almost feels wrong to drive another vehicle: "I'll admit it. I love my car, but I cheat on it with a different car every week," he said.
A series of photographic exhibitions have been organized in Europe and North America this autumn to highlight a campaign by Britain's Prince Charles to combat tropical deforestation.
The last 50 years have borne witness to a spate of climate-related disasters across the world causing over 800,000 fatalities and $1 trillion in economic losses.
Chinese President Hu Jintao told a U.N. summit on climate change Tuesday that China will reduce greenhouse gas emissions and increase reliance on clean energy sources in coming years.
President Obama joined other world leaders Tuesday in calling for immediate and substantive steps to combat climate change, saying failure to act now would bring "irreversible catastrophe."
The world's tropical forests are disappearing, and one reason is simple economics: People, companies and governments earn more by logging, mining or farming places such as the Amazon jungle than by conserving them.
The global aviation industry has agreed to cut its net carbon emissions to half 2005 levels by 2050 under a plan to be set out on Tuesday by British Airways chief, Willie Walsh.
World leaders converge Tuesday in New York to focus on climate change, with the clock ticking down toward a summit this year in Denmark, where a global climate change pact is to be signed.
Experts say there are steps people can take to keep their pets safe
At the heart of Florida researchers' high-tech efforts to protect black bears is a rather low-tech tool: day-old doughnuts.
The world has a new alliance to save vanishing frogs, toads and salamanders.
As Cash for Clunkers motors through its final day, it's time to ask the question: Just how effective was the government rebate program in getting gas guzzlers off the road?
Known for building skate parks and shaping the skateboarding scene in New York, Andy Kessler, 48, died this week after an allergic reaction to an insect sting, friends and family told news media.
Oil giant Exxon Mobil Corp. has pleaded guilty and will pay $600,000 in fines for the deaths of 85 protected migratory birds in the company's wastewater ponds in five states.
Efforts to curb overfishing in five of the world's marine ecosystems are starting to show signs of working.
Toward the end of last week, news spread rapidly that the "cash for clunkers" program was about to run out of money.
Joe Wasilewski drives along a narrow stretch of road through Florida's Everglades. The sun is setting, night is coming on quickly, and Wasilewski is on the prowl for snakes -- and one snake in particular.
The actress, surfer and new mom sets out to help sea creatures big and small
A 26-foot-long dying shark washed ashore Tuesday on a Long Island beach, the New York State Office of Parks, Recreation and Historic Preservation said.
Today, Monday, June 8, we recognize the first U.N.-sanctioned World Oceans Day. The event comes after years of pressure from conservation groups and thousands of activists who clamored for everyone to know and understand what's happening in our oceans.
You can blame it on out-of-towners.
The Senate is poised this week to take its first crack at a "cash for clunkers" proposal to boost the troubled auto industry.
If we don't know our history, then we can't know our future. Historians arguing the relevance of their subject often repeat that mantra.
Advances in the study of coral in the last few years has led a group of scientists to conclude that corals almost rival humans in their genetic complexity and their relationship to algae is key to their survival.
A white tiger mauled a zookeeper to death at a New Zealand wildlife park Wednesday as a group of tourists watched in horror, police say.
Scientists hailed Tuesday a 47-million-year-old fossil of an ancient "small cat"-sized primate as a possible common ancestor of monkeys, humans and other primates.
As people across China's Sichuan province continue to rebuild their lives one year after a 7.9-magnitude earthquake leveled some towns and cities, the region's famed giant pandas are still struggling due to the devastation wreaked by the deadly temblor.
Around 200 new species of frogs have been found in Madagascar, one of the world's biodiversity hotspots.
The nation's air has gotten marginally better over the past 10 years, according to an annual report released Wednesday, but many cities still suffer from severe pollution problems.
A polar bear falls through thin Arctic ice while searching for food for his family. A humpback whale guides her calf on a perilous 4,000-mile journey. A herd of African elephants in search of water battles a sandstorm in the Kalahari Desert.
What do CEO Bill Ford of Ford Motor, CEO Jim Rogers of Duke Energy and CEO Bruce Usher of carbon trader EcoSecurities have in common? A deep aversion to unpredictability.
A British consortium pledged Tuesday to spend up to £10 million ($14.5 million) in research grants to find out what is causing a serious decline in bees and other pollinating insects.
In the lodging world, green has gone mainstream. Once chided for being wasteful, the big hotel chains are now constantly trying to one-up each other with smart eco-design upgrades and stringent water and energy conservation policies.
Six heat-trapping gases that contribute to air pollution pose potential health hazards, the Environmental Protection Agency said Friday in a landmark announcement that could lead to regulation of the gases.
Conservationists have found a new population of orangutans in a steep, mountainous corner of Indonesia -- a discovery that significantly adds to the number of the endangered red-haired primates.
The federal government will speed up its timetable for the purchase of roughly 17,600 fuel-efficient vehicles in an effort to help struggling domestic automakers, the White House announced Thursday.
The Empire State Building kicked off a major energy-saving retrofit Monday, and promoters hope one of the world's most iconic skyscrapers can become an efficiency model for buildings worldwide.
Standing on a turfed roof garden of an old Chinese building, property developer Amil Khan surveys the ever-changing skyline of Hong Kong.
North Atlantic right whales, sort of the homely underdogs of the whale world, birthed a record number calves this year off the coast of the southeast United States, giving some scientists hope that the uber-rare and often overlooked species can recover.
The Irrawaddy, one of the world's rarest species of freshwater dolphins, have been found in surprisingly large numbers deep in the waterlogged jungles of Bangladesh.
The Environmental Protection Agency will monitor 62 schools across the nation to determine whether the air around them contains toxic pollutants, the agency said Tuesday.
Juan Lopez reads meters with one eye and looks for snakes with the other. Lopez is a member of the "Python Patrol," a team of utility workers, wildlife officials, park rangers and police trying to keep Burmese pythons from gaining a foothold in the Florida Keys.
More than 100 years ago, J.A. Loring had his eyes on the California sky and his hand on a pen.
An Indonesian fisherman has been killed by Komodo dragons after he was attacked while trespassing on a remote island in search of fruit, officials said Tuesday.
Bird populations native to several areas of the globe are in decline, with some teetering on the brink of extinction, according to a multi-agency report, the first of its kind, released Thursday.
When Lynn Heinisch and her neighbors in Atlanta's Lake Claire neighborhood take their recycling to the curb for pickup each Thursday, they cross their fingers and hope for the best.
Most of us have grown used to conservation charities putting charismatic animals front and center of their fundraising campaigns.
The Humane Society has accused a federally funded primate center of mistreating chimpanzees and other primates, saying that some animals showed signs of psychosis and self-mutilation.
Rescuers have saved more than 50 whales and five dolphins that stranded themselves on a beach in Tasmania, officials said Monday.
In the wake of a highly publicized chimpanzee attack, the U.S. House made its first official move to ban humans from owning primates as pets.
Shark attacks on humans were at the lowest levels in half a decade last year, and a Florida researcher says hard economic times may be to blame.
If you want to green-up your home - and get the government to kick in for part of the bill - now may be the time to do it, thanks to the stimulus.
The actress helps intensify the debate over killing wolves and bears in Alaska
President Obama signed a memorandum Monday requiring the Environmental Protection Agency to reconsider an application by California to set more stringent auto emissions and fuel efficiency standards than required by federal law.
There's the cobra, the cat and the downward-facing dog.
U.S. President Barack Obama set his green plan into action Monday, potentially reversing several Bush-era decisions on global warming and fuel efficiency.
The problem of planes hitting birds comes down to a key fact: "We're competing for airspace," says Richard Dolbeer, a biologist who spent 20 years studying the problem at the U.S. Department of Agriculture.
A federal judge has ordered the Tennessee Valley Authority to clean up four coal-fired plants that he said were engulfing parts of North Carolina with air pollution -- emissions that fouled the region's health, economy and natural resources.
Debate is rife in Australian political circles about whether carbon trading is the way forward for climate change abatement.
It looks like America may be getting a whole lot more energy-efficient as part of any new stimulus package.
It looks like America may be getting a whole lot more energy efficient as part of any new stimulus plan.
Who would think the banks would land the job of sorting out the world's climate change problems?
President-elect Barack Obama unveiled his energy and environment team on Monday, ushering in what's likely to be a dramatic shift in the way the nation tackles the challenges of climate change, energy efficiency and the development of cleaner sources of fuel.
It was one of the most surreal images in American history: A river, so fouled with industrial waste that it caught fire and burned. In June 1969, Cleveland's Cuyahoga River become the poster child for the birth of the modern American environmental movement.
There is no animal on earth more vilified than the shark. Pop culture references and annual, over-hyped reports of attacks on swimmers or surfers have put sharks on the top of the list of the world's most feared living things.
"Planet in Peril: Battle Lines" traveled to a place off the coast of South Africa known as "shark alley," one of the best places in the world to see great white sharks.
The Bush administration cleared the way Thursday for federal agencies to skip consultations with government scientists when embarking on projects that could impact endangered wildlife, the interior secretary said.
He may have left the White House more than 8 years ago, but Bill Clinton still holds a commanding presence on the world stage.
Watch "Planet in Peril: Battle Lines" on Thursday, December 11, at 9 p.m. ET/PT on CNN, hosted by Anderson Cooper, chief medical correspondent Dr. Sanjay Gupta, and "The Oprah Winfrey Show" correspondent and National Geographic host Lisa Ling. CNN's award-winning series examines the environmental conflicts between growing populations and natural resources. After watching "Planet in Peril," use these questions to focus students' attention on the concepts explored in the program.
Summer is over in the northern hemisphere, but it's been another chilling season for researchers who study Arctic sea ice.
For the first time in 400 years, the beaver has returned to Great Britain.
The Supreme Court on Wednesday lifted sanctions placed on the Navy over its underwater sonar testing, a setback for environmental groups that claimed the warfare technology was harming whales and other marine mammals.
In his victory speech on Tuesday night, Barack Obama promised his daughters Sasha and Malia that they'd get to bring a new puppy with them to the White House in January.
Retired Army Spc. Scott Winkler had many scary encounters while serving in Iraq, but they were nothing compared with his recent experience at the world's largest aquarium: swimming alongside a massive whale shark.
Has your latest brokerage statement got you down? Maybe it's time to try something completely different: a $96 billion market built entirely on the certifiable absence of a colorless, odorless gas.
Decades of extraordinary growth have catapulted China to the top of the world's economic charts, earning the admiration of much of the rest of the world.
Scientists have confirmed the second case of a "virgin birth" in a shark
Nearly a fourth of the world's mammals are threatened with extinction, a leading international conservation group said Monday as it unveiled its latest global study of the problem.
Flying penguins are unusual. Especially when they fly on a C-130 Hercules military plane.
The Supreme Court appeared conflicted Wednesday as it juggled national security and environmental concerns in a case over whether the U.S. Navy is doing enough to protect whales from underwater sonar tests it conducts.
Nearly a fourth of the world's mammals are threatened with extinction, a leading international conservation group said Monday as it unveiled its latest global study of the problem.
How habitat loss and degradation are driving down the numbers of thousands of mammalian species
Conservationists have taken the first detailed look at the world's mammals in more than a decade, and the news isn't good
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