Greenland's glaciers are sliding into oceans at a faster pace than previously known, but they may contribute less to an expected rise in global sea level than feared, scientists reported Thursday.
Mountain countries from around the world are seeking a common voice in global climate change negotiations to draw attention to the vulnerabilities of mountain areas.
An independent study of global temperature records has reaffirmed previous conclusions by climate scientists that global warming is real.
The United Nations' climate body needs to "fundamentally reform" if it is to prevent a repeat of the error that led to the publishing of a report warning that Himalayan glaciers could melt by 2035, an international committee reported Monday.
The controversy known as "climategate" erupted in November 2009 with the publication of more than 1,000 e-mails to and from scientists at the Climatic Research Unit (CRU) of the University of East Anglia in eastern England.
Climate scientists are getting desperate. After years of enduring politically motivated attacks, they are still scrambling to defend their findings.
On Tuesday November 17, a substantial file including over 1,000 e-mails either sent from or sent to members of the Climatic Research Unit (CRU) at the University of East Anglia in eastern England were allegedly hacked and leaked onto the Internet.
CNN's John Roberts looks at the effect hacked e-mails may have on the U.N. Climate Conference.
A scientist in the United States has questioned the impact meat and diary production has on climate change, and accused the United Nations of exaggerating the link.
Two teams of explorers and scientists are on their way to the Arctic for the first international project to measure the amount of carbon dioxide in water beneath the ice.
The UK scientist at the center of a controversy surrounding e-mails leaked from a leading UK climate research unit has admitted the strain of the affair led him to consider suicide.
The U.N.'s leading panel on climate change has apologized for misleading data published in a 2007 report that warned Himalayan glaciers could melt by 2035.
CNN's Kristie Lu Stout looks back at the most important "green" developments of the decade.
What a difference a decade makes. Since the turn of the millennium environmental issues have come to the forefront with a marked shift toward all things green in politics, technology and perhaps most importantly, society.
IPCC chief Dr Rajendra Pachauri tells CNN's Becky Anderson controversial climate e-mails were just colleagues "letting off steam"
One of the world's leading authorities on climate change has dismissed the contents of controversial e-mails leaked from the University of East Anglia as nothing more than friends and colleagues "letting off steam."
CNN's Emily Chang reports on a company that's using agricultural waste to produce energy.
The drumbeat rousing world leaders to action on climate change is fading out as delegates get down to the business of negotiating a global deal at climate talks in Copenhagen.
The UK's weather service, the Met Office is to publish station temperature records that make up the global land surface temperature record.
U.K. national weather service will release data in response to leaked e-mails. ITN's Andy Davies reports.
G20 economies need to quadruple cuts in their carbon intensity levels in the next ten years or risk a dangerous rise in global temperatures by 2050, according to new report.
The first comprehensive report into the human cost of climate change warns the world is in the throes of a "silent crisis" that is killing 300,000 people each year.
President of the Global Humanitarian Forum tells CNN why the world needs to act now on climate change.
With Congress about to take up sweeping climate-change legislation, expect to hear more in coming weeks from John Christy, director of the Earth System Science Center at University of Alabama-Huntsville.
The world is facing an increasing risk of "irreversible" climate shifts because worst-case scenarios warned of two years ago are being realized, an international panel of scientists has warned.
It appears that the scale and seriousness of climate change is at last being grasped. In 2008, we stand on the brink of a historic consensus, not only between scientists, but in the corridors of political power and in boardrooms across the globe.
Scientists think they have uncovered conclusive proof that human activity is responsible for rising temperatures in both polar regions.
The head of the Intergovernmental Panel on Climate Change has described as "tragic" the lack of action on climate change by developed countries.
Debate is rife in Australian political circles about whether carbon trading is the way forward for climate change abatement.
You wanted to know more about carbon trading, and Abyd Karmali, Managing Director and Global Head of Carbon Emissions at Merrill Lynch answered you questions.
The head of the Intergovernmental Panel on Climate Change (IPCC) is at the forefront of global efforts to combat climate change.
As head of the Intergovernmental Panel on Climate Change (IPCC), Dr. Rajendra Pachauri is at the forefront of global efforts to combat climate change.
Human-induced climate change is thought to be one of the greatest challenges facing mankind in the 21st Century. A change in temperature of only a couple of degrees has the potential to adversely impact economies, communities and ecosystems throughout the world.
Kidney stones are more common in hotter climes. A new study suggests that as the climate warms in general, more and more people will develop the condition
So much has been made of the historic nature of the U.S. presidential race.
Climatology was once a small and often overlooked branch of science. But important discoveries made as early as the 19th century have contributed to what is the most important field of scientific study in the world today. Listed below are some key dates in climate change history.
James Lovelock refers to himself as a "planetary doctor."
Explorer Dennis Schmitt found an island nearly two years ago near Greenland.
It is said that nowhere else on earth will the impacts of climate change be felt more acutely than in the developing world.
A village in India is taking on the country's plastic crisis, one bag at a time. CNN's Sara Sidner reports.
True or False: Aviation's contribution to climate change is around 3 percent.
The next report by the Intergovernmental Panel on Climate Change should deal with the "frightening" possibility that both Antarctic and Greenland ice sheets start melting at the same time, the chief U.N. climate scientist said Tuesday
The world came together to solve the climate change crisis, and dragged along the U.S., kicking and screaming
As the UN summit on climate change wraps up in Bali this week, details of any post-Kyoto strategy still remain largely unknown.
Al Gore praised Japan and Europe -- but chided the U.S. and China -- for their efforts to combat climate change, "a planetary emergency" at which the former U.S. vice president took aim Monday as he accepted the 2007 Nobel Peace Prize.
Al Gore makes remarks after receiving the Noble Peace Prize in Oslo, Norway.
Hoping for a post-Kyoto protocol 185 delegates will convene the most critical climate change talks in a decade
A U.N. panel's final report on climate change underscores the immense challenge facing the world
Sharing the 2007 Nobel Peace Prize helps underscore the urgency of the climate crisis, said former Vice President Al Gore on Friday.
Former Vice President Al Gore calls global climate change a 'truly is a planetary emergency'.
Former U.S. Vice President Al Gore and the U.N.'s climate change panel win the 2007 Nobel Peace Prize.
Former Vice President Al Gore and the United Nations' Intergovernmental Panel on Climate Change won the 2007 Nobel Peace Prize on Friday for their work to raise awareness about global warming.
The Intergovernmental Panel on Climate Change (IPCC) and former U.S. Vice President Al Gore won the 2007 Nobel Peace Prize Friday "for their efforts to build up and disseminate greater knowledge about man-made climate change, and to lay the foundations for the measures that are needed to counteract such change."
The continent has been ravaged by months of rain. Is it paying for the sins of rich countries?
Floods and droughts have pushed world wheat prices to record levels, and the problem threatens to get a lot worse
Heathrow protesters say the air travel boom is making jet engines a growing source of carbon emissions
"I want to scare you about climate change," says Fred Pearce, veteran environmental journalist and author. "We are probably the last generation to be able to rely on a stable climate."
"I want to scare you about climate change," says Fred Pearce, veteran environmental journalist and author. "We are probably the last generation to be able to rely on a stable climate."
Next time you board a plane and jet off on holiday to somewhere hot, spare a thought for the fact that by flying there you are probably helping to make that somewhere even hotter.
Arctic sea ice is melting at a rate far quicker than predicted by climate change computer models and could disappear completely before the middle of the century, scientists have warned.
Climate scientists working on the United Nations' report on global warming say documented effects of rising temperatures include more plant- and tree-eating insects, shifting weather patterns, and the spread of disease-causing organisms in humans.
The reality of climate change, and mankind's causal role in the process, are facts that are now almost universally accepted.
A think tank partly funded by Exxon Mobil sent letters to scientists offering them up to $10,000 to critique findings in a major global warming study released Friday which found that global warming was real and likely caused by burning fossil fuels.
Global warming is here and humans are "very likely" the blame, an international group of scientists meeting in Paris, France, announced Friday.
The Intergovernmental Panel on Climate Change -- a group of scientists and government officials from more than 130 countries -- issued its most detailed report to date on the links between humans and global warming on Friday.
The answer to global warming may be blowing in the wind. It's probably also driving on four wheels and could be in your next tank of gas.
Is global warming really a threat?
This story, originally published in February, has been updated.
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