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Iran calls for public holiday as air pollution plagues capitalupdated Tue Nov 30 2010 20:29:00

Iran has declared a two-day public holiday in Tehran after air pollution hit dangerous levels.

End of an era for Rio garbage pickersupdated Tue Nov 30 2010 03:35:46

Dozens of garbage pickers pounce on the black and white trash bags as they tumble out of the latest truck to dump its load at the summit of the Gramacho landfill.

Current emissions risk 'devastating' temperature rise, scientists warnupdated Mon Nov 29 2010 14:33:55

A rise in global temperatures of four degree Celsius is likely to occur during the 21st century causing "devastating impacts" if greenhouse gas emissions continue rising at the current rate, according to a group of international scientists.

New round of climate talks set to start in Cancunupdated Mon Nov 29 2010 03:02:00

The latest round of United Nations climate change talks begins Monday in the coastal resort city of Cancun, Mexico.

Move ball forward at Cancun climate talksupdated Fri Nov 26 2010 11:26:51

The next round of international climate meetings begin Monday in Cancun, Mexico, and they will likely determine the future for global action on climate change -- including whether the United Nations will remain at the core of an international regime.

European cheetahs spearhead drive back into wildupdated Fri Nov 26 2010 10:09:06

Two European-bred cheetahs are set to take part in a pioneering program to release their young back into the wild in an attempt boost their declining numbers.

Case for man-made warming increased in 2010, scientists sayupdated Fri Nov 26 2010 09:30:23

Evidence of man-made warming has increased in the past year, according to one of the world's leading climate research centers.

Nations band together to save tigers, eye comeback by 2022updated Wed Nov 24 2010 17:21:06

The wild tiger population is less than 4 percent of what it was a century ago, and leaders in 13 nations are taking a stand against the poaching and habitat destruction that have decimated the majestic predators' numbers.

Boosting cities' green economiesupdated Wed Nov 24 2010 12:15:24

Mayor Lois Jackson, Delta, BC, Canada, on reducing carbon emissions by promoting green jobs.

Promoting recycling in citiesupdated Wed Nov 24 2010 12:13:19

Mayor Frank Cownie, from Des Moines, Iowa, U.S., on maximizing the potential for products to be recycled.

How to save the tigersupdated Tue Nov 23 2010 13:19:46

How much would it cost to save tigers from extinction in the wild? Thirty-five million more dollars a year.

Bolder climate deal needed to close 'emissions gap,' U.N. saysupdated Tue Nov 23 2010 12:18:07

Governments must make bolder and more binding commitments to reduce carbon emissions, according to a new United Nations report.

Mayors sign global pact to tackle urban emissionsupdated Mon Nov 22 2010 10:22:52

Mayors from around the world have signed a voluntary pact committing them to reduce urban greenhouse gas emissions at a climate summit in Mexico City.

13 nations meet to try to save wild tigersupdated Fri Nov 19 2010 18:27:54

In 2010, the Year of the Tiger, about 3,600 of the majestic predators remain in the wild, their existence threatened by habitat-loss and poaching.

London's dirty streets trial sticky solutionupdated Fri Nov 19 2010 08:55:23

The pea-soupers maybe a thing of the past but London still has some of the worst air quality in Europe.

World Mayors Summit on Climateupdated Mon Nov 15 2010 10:34:48

The World Mayor's Summit highlights action to combat climate change in urban areas. What would you ask city leaders?

Chinese city weighs one-dog policyupdated Fri Nov 12 2010 01:23:00

Thirty years after Chinese officials instituted the country's controversial one-child population control policy, lawmakers in one of China's largest cities are weighing a one-dog policy for pet owners.

Photographers vie for $100,000 prizeupdated Thu Nov 11 2010 13:26:12

Over 450 photographers originally entered the competition, but now that number is down to just 12 as organizers of the annual Prix Pictet photography competition announced their shortlist for the 2011 prize on Thursday.

Baby koala clings to life after shootingupdated Thu Nov 11 2010 03:51:00

A baby koala was fighting for life Thursday, nearly a week after it was shot in eastern Australia.

Whales suffering from 'dramatic' sunburnupdated Wed Nov 10 2010 14:05:29

Whales in Mexico's Gulf of California are showing worsening signs of sunburn according to new report published Wednesday.

Garbage rock with a 'green' messageupdated Mon Nov 08 2010 16:14:34

An Egyptian music group uses all sorts of trash to promote a green message of recycling and environmental awareness.

Mayors to take lead at climate summitupdated Mon Nov 08 2010 13:19:39

City mayors from all over the world will be attending the World Mayors Summit on Climate in Mexico City later this month to pledge their commitment to combating global warming.

Scientist lives with endangered tribe to save disappearing languageupdated Fri Nov 05 2010 09:26:40

As inhospitable environments go, it doesn't get much trickier than living near the Arctic Circle where the temperature can plummet to minus 40 degrees Celsius in the permanent winter darkness and the diet consists of walrus and whale blubber.

U.N. agrees 2020 biodiversity targetsupdated Fri Oct 29 2010 15:47:15

A deal to protect the world's ecosystems over the next decade has been agreed by the United Nations at the biodiversity summit in Nagoya, Japan.

World Bank to turn nature into numbersupdated Thu Oct 28 2010 12:36:30

The World Bank is set to turn nature into numbers in a five-year pilot study to incorporate the value of ecosystems into countries' national accounts.

We must act decisively to save our worldupdated Thu Oct 28 2010 06:12:52

This week, I have had the opportunity to meet with ministers and country delegates from around the world who have gathered in Nagoya, Japan, to set a global conservation action plan for the next ten years.

Study: A fifth of the world's vertebrates at risk of extinctionupdated Wed Oct 27 2010 04:40:00

A fifth of the world's vertebrates are facing extinction because of invasion and the effects of agriculture, a global study warned Wednesday.

Report highlights Amazon's rich diversityupdated Tue Oct 26 2010 13:55:14

More than 1,200 new species of plants and animals have been discovered in the Amazon rainforest over the past decade according to a new report.

Leaf-cutting ants carve out photo winupdated Fri Oct 22 2010 13:35:32

Hungarian photographer Bence Mate has won the 2010 Veolia Environnement Wildlife Photographer of the Year title for his photo "A marvel of ants."

U.S. urged to regulate 'backyard tigers'updated Thu Oct 21 2010 14:01:14

Rising numbers of captive tigers in the United States are putting citizens at risk and could be fueling illegal trade in animal parts, which threatens their survival in the wild, conservationists have warned.

U.N. summit sends S.O.S. on biodiversityupdated Sun Oct 17 2010 16:23:21

Delegates from all over the world descended on Nagoya in Japan on Monday for talks considered crucial to sustaining the future of animal, plant and human life on Earth.

Microscopic mosquito heart beats rivalsupdated Thu Oct 14 2010 16:54:05

A microscopic image of a mosquito's heart has taken first place in a prestigious photography competition.

Hungarian sludge plant to reopenupdated Thu Oct 14 2010 16:21:55

CNN's Diana Magnay looks ahead to the re-opening of the MAL Aluminum Plant responsible for the red toxic sludge.

Toxic sludge spill could happen elsewhere, campaigners warnupdated Tue Oct 12 2010 05:45:24

Shocking safety lapses exposed by the deadly Hungary toxic sludge spill could be repeated at thousands of industrial sites around the world unless regulations are tightened dramatically, campaigners have warned.

Authorities anticipating second wave of toxic sludge in Hungaryupdated Sun Oct 10 2010 10:55:10

Residents were evacuated and soldiers were on standby Sunday as authorities believe a damaged reservoir wall may unleash a second wave of toxic sludge onto a Hungarian village, an official said.

Global climate talks wrap up in Chinaupdated Sat Oct 09 2010 22:06:00

Representatives from about 200 countries wrapped up a meeting in China on Saturday on climate change and said they had moved closer to defining what could be achieved at a later conference.

Hungarians flee amid fears of toxic red sludgeupdated Sat Oct 09 2010 02:28:00

Authorities were evacuating a Hungarian village Saturday after they found new damage in the reservoir that caused a toxic sludge spill this week, an emergency services spokeswoman told CNN.

Toxic mud shatters dreams, investmentsupdated Fri Oct 08 2010 14:21:15

CNN's Nic Robertson meets a man whose dreams have been shattered by the toxic sludge that covers his Hungarian village.

Alaska to Argentina on a bamboo bikeupdated Fri Oct 08 2010 06:56:02

Dutch cyclists are riding from Alaska to Argentina on bamboo bikes to raise awareness of the global water crisis.

Hungary toxic sludge death toll reaches 7updated Fri Oct 08 2010 05:24:00

The death toll from a toxic sludge spill in Hungary rose to seven Friday after an additional body was found, according to a spokeswoman for Hungary's emergency services department.

Study shines new light on Sun's role in Earth's climateupdated Thu Oct 07 2010 14:14:48

A new study has shed light on the sun's impact on the Earth's climate, confounding current thinking about solar cycles and how they influence temperatures on Earth.

Toxic sludge reaches the Danube Riverupdated Thu Oct 07 2010 11:41:11

CNN's Nic Robertson breaks down the implications of the toxic red sludge reaching the Danube River.

Hungary asks for help cleaning up sludgeupdated Thu Oct 07 2010 04:52:00

The Hungarian government Thursday made an urgent request to the European Union for help in the cleanup effort after a reservoir holding industrial waste burst earlier in the week.

Explainer: Hungary's toxic sludge torrentupdated Wed Oct 06 2010 15:55:11

A tide of toxic red mud burst through the walls of a giant storage reservoir at the Ajkai Timfoldgyar alumina refinery on the outskirts of Akja, a small town in the county of Veszprem, Hungary on Monday, October 4.

Aid groups say lead poisoning has killed 400 children in Nigeriaupdated Tue Oct 05 2010 15:07:00

As many as 400 children have died of lead poisoning-related illnesses in Nigeria since March, two international aid groups say, and as many as 30,000 people could be affected by lead contamination.

Paddy fields in Parliament Square?updated Tue Oct 05 2010 08:49:01

The River Thames has frozen over, the land around the Houses of Parliament has been re-purposed as a paddy field and the constant din of traffic around Piccadilly Circus has been replaced by the whirring of turbine blades.

4 dead after toxic mud floods villages in Hungaryupdated Tue Oct 05 2010 06:03:00

Four people, including two children, were killed after a reservoir broke and flooded three villages in western Hungary with toxic red mud, officials said Tuesday.

Photos: Strange life under the seaupdated Mon Oct 04 2010 09:30:51

Biggest sealife survey: Most ocean life is unknownupdated Mon Oct 04 2010 08:33:47

The planet's seas and oceans are richer and more diverse than scientists suspected, the biggest survey of marine life has revealed -- but many mysteries remain.

Global climate talks kick off in Chinaupdated Mon Oct 04 2010 00:59:00

Representatives from about 200 countries start meeting on Monday in China to narrow differences on climate change and grapple with extreme weather such as rising temperatures and melting polar icecaps.

Plant species in peril, report warnsupdated Tue Sep 28 2010 19:28:18

Over one-fifth of the world's plant species are threatened with extinction according to a new study compiled by the UK's Royal Botanic Gardens at Kew, London.

Toxic legacy of Johannesburgupdated Sat Sep 25 2010 18:25:43

CNN's Diana Magnay reports on the impact of the toxic water filling the mining basins below Johannesburg.

How to make your cell phone greenerupdated Fri Sep 24 2010 09:54:18

Cell phones have become one of the most ubiquitous hallmarks of life in the 21st century, but they aren't necessarily good for the environment.

Making electric cars safe and soundupdated Thu Sep 23 2010 23:21:42

They may be cleaner than their gas-guzzling cousins, but manufacturers are increasingly concerned that electric cars' near-silent motors could pose a problem for pedestrians navigating city streets.

What the heck is a zedonk?updated Thu Sep 23 2010 19:12:56

A baby zedonk, an unusual cross between a donkey and a zebra, is an eye-catching animal attracting attention from around the world.

Plight of the pangolinupdated Thu Sep 23 2010 16:40:47

The pangolin has become a creature facing extinction. CNN's Dan Rivers reports.

Carbon-eating algaeupdated Thu Sep 23 2010 16:39:53

A German experiment tests unusual method to stop gases at a coal plant. CNN's Fred Pleitgen reports.

From rooftop to table topupdated Thu Sep 23 2010 16:34:34

CNN's Richard Roth reports on a New York restaurant with its own farm on the roof.

Germany trials carbon-eating algaeupdated Thu Sep 23 2010 08:27:46

Germany is often viewed as one of the most advanced countries in the world when it comes to protecting the environment.

World's largest offshore wind farm opens in UKupdated Thu Sep 23 2010 07:24:00

The world's largest offshore wind farm opened Thursday off the British coast, with 100 wind turbines capable of supplying enough electricity for 200,000 homes a year.

Greenpeace: Activists preventing drill ship's launch well-suppliedupdated Wed Sep 22 2010 21:13:00

Greenpeace activists who have interfered with the launch of a Chevron oil drilling ship in the North Sea say that they have enough fuel and supplies to last several weeks.

Saving baby turtlesupdated Wed Sep 22 2010 15:37:24

CNN's Liz Neisloss reports from Chennai, India, on one woman's efforts to save threatened baby turtles.

Russia presents vision for Arctic wealthupdated Wed Sep 22 2010 15:04:18

Three years after Russian divers thrust a rust-proof flag into the seabed below the North Pole, the country is again staking its claim on the Arctic region.

Moscow meeting over Arcticupdated Wed Sep 22 2010 06:38:24

CNN's Matthew Chance explains why leaders are meeting in Russia over the future of the Arctic.

The forest swallowed by a cityupdated Tue Sep 21 2010 18:43:07

CNN's Rafael Romo examines efforts to save Tijuca Forest, one of the last remaining patches of Brazil's Atlantic forest.

A balloon like no otherupdated Tue Sep 21 2010 16:20:59

You don't have to look far to get an idea about air quality in Paris. CNN's Jim Bittermann reports.

New Coke in old bottlesupdated Tue Sep 21 2010 15:01:01

CNN's Errol Barnett reports on Coca-Cola's efforts to go green.

Serengeti on road to ruin, scientists warnupdated Tue Sep 21 2010 11:07:59

Plans to build a highway through Tanzania's Serengeti National Park will destroy one of the world's last great wildlife sanctuaries, a group of conservation experts has warned.

Scientists trumpet elephant-shrew discoveryupdated Tue Sep 21 2010 07:11:00

A group of international and Kenyan scientists believe they may have discovered a new mammal species in a Kenyan forest near the Somali border.

Balloon helps Parisians breathe easyupdated Mon Sep 20 2010 20:55:34

When it comes to air pollution, Paris is not much different from any other European city. It has its good days and its bad.

Endangered Asian 'unicorn' captured, first sighting in decadeupdated Fri Sep 17 2010 11:41:04

Scientists have confirmed the first sighting in more than a decade of one of the world's rarest animals -- the saola, sometimes called the Asian "unicorn."

Alexander Voigt's 'green' energy ideasupdated Thu Sep 16 2010 11:18:48

CNN's Diana Magnay sees the latest "green" ideas from Alexander Voigt, CEO of Younicos.

Arctic species under threat, report warnsupdated Tue Sep 14 2010 13:56:05

Polar bears clinging to melting ice sheets have become one of the most frequently used images to portray the perils of climate change.

Contentious energy in the Middle Eastupdated Mon Sep 13 2010 09:49:34

More Arab countries look to nuclear power to meet growing energy demands. CNN's Leone Lakhani reports.

High cost of cashmere on Mongolia plainsupdated Sun Sep 12 2010 18:51:44

Forty-year-old Bayanmunkh has learnt the hard way about overgrazing. Riding slowly behind his herd of close to 2,000 animals across Mongolia's arid plains, the herder reminisces about how the land has changed.

'Manhattan' ice island splits in twoupdated Fri Sep 10 2010 14:56:55

A massive ice island four times the size of Manhattan that broke off the Petermann Glacier early last month has split in two.

Tidal bell takes toll of rising sea levelsupdated Fri Sep 10 2010 11:48:09

A new sound will ring out from the banks of London's River Thames later this month when a bell marking high tides and the threat of rising sea levels is officially unveiled.

Cameras capture decline in biodiversityupdated Tue Sep 07 2010 11:15:02

A new picture index is helping scientists monitor long-term trends in rare animal species around the world using strategically placed remote cameras.

Ship firm floats plan to cut Hong Kong smogupdated Tue Sep 07 2010 09:35:49

Many Hong Kong residents blame factories in Southern China for the heavy pollution that hangs over the city, but local polluters are also to blame, including the ships that regularly pass through waters close to the congested city.

Maersk to switch to less polluting fuelupdated Tue Sep 07 2010 07:25:58

CNN's Andrew Stevens talks with Maersk's North Asia CEO about a new fuel alternative for its vessels.

Japanese court sentences activists for stealing whale meatupdated Mon Sep 06 2010 02:37:00

A court in northern Japan found two Greenpeace activists guilty Monday for stealing whale meat, but suspended their sentences, Greenpeace Japan said.

Freeze forces Mongolian herders off landupdated Sun Sep 05 2010 23:45:12

For 38-year-old Bayanzul it was just one winter too far. After losing a third of his herd in the -45 degree temperatures that struck Mongolia last winter, the long-time herder has decided to give up on the nomadic life and try his luck in the city.

Brazil dam project prompts animated response from director Cameronupdated Wed Sep 01 2010 11:39:49

Movie director, James Cameron has teamed up with environmental campaigners in an effort to help Brazilian tribes' epic fight against the construction of a controversial dam in northern Brazil.

U.N. climate body needs 'fundamental reform,' says reportupdated Mon Aug 30 2010 12:03:03

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.

Scientist lives as Inuit for a year to save disappearing languageupdated Fri Aug 13 2010 09:51:27

A British anthropologist is setting out on a year-long stay with a small community in Greenland in an ambitious attempt to document its dying language and traditions.

What's causing weather extremes?updated Wed Aug 11 2010 09:32:35

A NASA scientist looks at whether heat waves, wildfires, flooding and breaking icebergs are somehow related.

Amazon trek accomplishedupdated Tue Aug 10 2010 16:05:33

British explorer Ed Stafford finishes his two-year, 4,000-mile trek along the Amazon. CNN's Fionnuala Sweeney reports.

Walk along the Amazon nears an endupdated Mon Aug 09 2010 12:45:06

CNN's Fionnuala Sweeney has an overview of Ed Stafford's 28-month expedition to walk the entire length of Amazon River.

Walk the Amazon with indigenous tribesupdated Fri Aug 06 2010 15:13:32

Ed Stafford discusses his goals and interactions with indigenous tribes as he walks the length of the Amazon.

Adventurers hit home straight as Skyscrapers of Belem beckonupdated Fri Aug 06 2010 14:40:52

We're definitely on the home straight, but things aren't easy due mainly to lack of sleep and the miles that we still have to walk by our self-imposed deadline of Monday 9th.

Walking the Amazon for charityupdated Thu Aug 05 2010 15:11:11

British explorer Ed Stafford discusses the charities he's raising money for as he walks the length of the Amazon River.

Living in the Amazonupdated Thu Aug 05 2010 14:41:40

British explorer Ed Stafford discusses the technology he uses to stay in touch and what he does for fun in the Amazon.

Dodging death and danger, the pair finally enter 'civilization'updated Mon Aug 02 2010 12:34:55

As my tweet reported in real time on the 30th July - Cho and I have been spat out of the jungle for the very last time.

An Amazonian adventure: Walking the length of a very long riverupdated Sat Jul 31 2010 09:40:28

With eleven days to go things are already beginning to change for Cho and I.

London launches ambitious bike sharing schemeupdated Fri Jul 30 2010 05:50:54

Six thousand matching black, silver and blue bicycles will hit the streets of London on Friday as the city officially launches its ambitious public bike sharing scheme.

Study: Climate change 'undeniable'updated Thu Jul 29 2010 10:36:01

International scientists have injected fresh evidence into the debate over global warming, saying that climate change is "undeniable" and shows clear signs of "human fingerprints" in the first major piece of research since the "Climategate" controversy.

Eco holiday village doubles as science labupdated Wed Jul 28 2010 08:47:45

Tourists visiting the Spanish island of Tenerife will soon be able to stay in the world's first bioclimatic holiday village.

From source to sea: An Amazonian walk on the wild sideupdated Wed Jul 28 2010 07:40:35

I wake up with the light, just before 6 a.m., and reach for my vitamin pills hanging above my hammock. I get out of bed and peer through the gloom to see if Cho is up yet and has started the fire. If so, I will probably go to the river and check the fishing net to see if we have a catch.

Australian prime minister lays out climate-change planupdated Fri Jul 23 2010 00:46:00

Australian Prime Minister Julia Gillard on Friday embraced the same policy on climate change that her predecessor failed to pass, but said in a campaign speech that any action would be delayed until at least 2012.

London launchs ambitious bike share schemeupdated Thu Jul 22 2010 08:26:52

Six thousand matching black, silver and blue bicycles are about to hit the streets of London on Friday as the city launches an ambitious public bike sharing scheme.

NASA images used to map world's tree heightsupdated Wed Jul 21 2010 12:04:16

Scientists have produced the first worldwide map showing the height of forests using data from NASA satellites.

Reclusive primate caught on camera for first timeupdated Mon Jul 19 2010 10:15:53

Wildlife researchers in Sri Lanka have photographed one of the world's most reclusive primates for the first time.

Unmanned solar plane smashes recordsupdated Fri Jul 16 2010 14:48:13

An unmanned solar aircraft has smashed the world record for continuous flight.

Mangroves disappearing faster than land-based forestsupdated Fri Jul 16 2010 08:27:26

The destruction of the world's mangrove forests is happening up to four times faster than the world's land-based forests, according to a new United Nations report.

Chicken or egg: Which came first?updated Thu Jul 15 2010 15:12:10

Have British scientists solved the chicken and egg conundrum? CNN's Eileen Hsieh finds out.

Saving one of Europe's treasuresupdated Thu Jul 15 2010 06:18:36

CNN's Fred Pleitgen reports on a conservationist who won a landmark victory in Poland.

'Road to nowhere' signposts Polish winupdated Thu Jul 15 2010 05:40:17

It is not without pride that Malgorzata Gorska climbs an unfinished highway bridge near the town of Augustow in Eastern Poland.

Ex-blacksmith hammers home green messageupdated Wed Jul 14 2010 10:46:20

Yvon Chouinard opened up the old corrugated metal shed that sat in the middle of the work campus.

Keeping up with 'green' standardsupdated Wed Jul 14 2010 09:50:57

The Patagonia retailer founder speaks to CNN's Richard Roth about his green pioneering ways.

Scientists solve chicken and egg riddle*updated Wed Jul 14 2010 09:32:29

Researchers in Britain have been credited with cracking the age-old conundrum about the chicken and the egg. But are they right?

Crusader risks prison to save Chinese lakeupdated Tue Jul 13 2010 17:47:49

China's third largest freshwater body of water, Lake Tai, is at once placid and majestic, until it reveals its dirty secret.

Fight to save China's Lake Taiupdated Tue Jul 13 2010 16:34:44

CNN's Emily Chang meets Wu Lihong, former prisoner and passionate campaigner for China's Lake Tai.

Making transportation eco-friendlyupdated Tue Jul 13 2010 06:55:20

CNN's Brian Byrnes reports on one architect's groundbreaking ideas in urban planning.

Transit guru: My life in the bus laneupdated Tue Jul 13 2010 05:40:03

I had been standing on the street with Jaime Lerner for less than one minute when a stranger stopped to greet him.

Green Pioneer: Rizwana Hasanupdated Tue Jul 13 2010 04:43:22

CNN's Dan Rivers meets Rizwana Hasan, a lawyer fighting to clean up Bangladesh's ship-breaking industry.

Hidden shame of ship-breaking industryupdated Mon Jul 12 2010 17:04:11

Rizwana Hasan is a divisive figure in Bangladesh. Heralded by some as an eco-pioneer, a labor rights campaigner and a "take no prisoners" lawyer, she also is characterized as being on a mission to destroy an industry that employs thousands.

Portrait of a self-taught artist and the seaupdated Sun Jul 11 2010 23:50:34

Whether he's out on the ocean monitoring stingrays in the Caribbean, or back on land painting in his studio, Guy Harvey spends all his time surrounded by fish.

'Climategate' review clears scientistsupdated Wed Jul 07 2010 10:11:40

Muir Russell summarizes the key findings of an independent report into leaked emails from the University of East Anglia.

Solar-powered plane takes 24-hour flightupdated Wed Jul 07 2010 08:54:11

A solar-powered aircraft which one day hopes to circle the globe has started a 24-hour test flight in Switzerland.

'Climategate' review clears scientists of dishonestyupdated Wed Jul 07 2010 08:03:50

An independent report released Wednesday into the leaked "Climategate" e-mails found no evidence to question the "rigor and honesty" of scientists involved.

Q&A: 'Climategate' explainedupdated Wed Jul 07 2010 05:46:58

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.

'Climategate' report to be publishedupdated Wed Jul 07 2010 04:04:00

An independent report into leaked e-mails that appeared to question climate change data is due to be published Wednesday.

Bright coral beneath the iceupdated Tue Jul 06 2010 06:46:15

Underwater photographer Gavin Newman shows CNN images filmed by Greenpeace hundreds of meters below the Arctic ice.

Stunning sea life under melting Arctic iceupdated Tue Jul 06 2010 05:43:10

An expedition by environmental group Greenpeace has revealed a stunning array of sea life on the Arctic Ocean seabed.

Greenpeace: Paper company is 'trashing Indonesian rainforests'updated Tue Jul 06 2010 04:29:00

One of the world's largest pulp and paper companies is destroying Indonesia's rainforests and taking away the habitat of rare animals, environmental group Greenpeace charged Tuesday.

CDs create shimmering sea of lightupdated Fri Jul 02 2010 08:05:50

A field in the heart of the English countryside has been transformed into a sea of shimmering light thanks to one designer and 600,000 unwanted CDs.

'Sea monster' fossil found in Peru desertupdated Thu Jul 01 2010 07:44:34

Researchers scanning the Peruvian desert for whale fossils have stumbled upon the remains of a "sea monster" three times the size of a modern day killer whale.

Study links bee decline to cell phonesupdated Wed Jun 30 2010 06:54:45

A new study has suggested that cell phone radiation may be contributing to declines in bee populations in some areas of the world.

Former F1 engineer unveils new city carupdated Mon Jun 28 2010 03:34:11

His most famous car has a top speed of 240 miles per hour.

Australia heads to court over whaling dispute with Japanupdated Tue Jun 01 2010 00:56:00

Australia is asking an international court to weigh in on Japan's whale-hunting practices, officials said Tuesday.

Oslo: Polluters must pay climate billupdated Thu May 27 2010 20:59:01

The private sector will have to pay more towards efforts to tackle climate change, as the European sovereign debt crisis leaves governments facing pressure to cut spending, Norway has warned.

Creatures of the deep surface at new exhibitionupdated Thu May 27 2010 10:40:35

Less explored than the surface of the moon, the deepest depths of our planet's oceans are host to some of the most bizarre-looking creatures on Earth.

Indonesia announces plan to protect forests, peatlandsupdated Wed May 26 2010 21:23:30

Indonesia's president on Wednesday announced a two-year moratorium on new concessions to convert virgin forests and peat lands into plantations, part of an internationally backed strategy to reduce greenhouse gas emissions from deforestation.

Turner: God may be saying don't drillupdated Mon May 17 2010 21:56:39

CNN founder Ted Turner says the recent oil spill and coal mine disasters could be a message from God.

Dubai's first farmers marketupdated Thu May 06 2010 13:07:22

Take a tour of what's being billed as the first farmers market in the UAE.

Carrot or stick?updated Wed May 05 2010 14:02:21

CNN's Brian Byrnes reports on a new form of consumer activism taking root in Buenos Aires.

Turning the tide in power generationupdated Wed May 05 2010 10:36:41

CNN's Anna Coren heads to South Korea for a tour of what promises to be the world's largest tidal power plant.

Photographer captures Arcticupdated Wed May 05 2010 08:57:53

In a photo essay recorded in the Arctic for CNN, photographer Martin Hartley documents the extreme hardship endured by explorers working for the Catlin Arctic Survey.

Nike's 'Green Biz' initiativeupdated Tue May 04 2010 09:48:40

CNN's Colleen McEdwards reports on how Nike has gone green.

Can stores profit from green premium?updated Tue May 04 2010 05:19:54

CNN's Phil Black finds out if consumers in London are prepared to pay more for green goods and services.

Indian farmers go back to basicsupdated Mon May 03 2010 19:45:25

Farmers in India are ditching chemicals and returning to traditional farming methods. CNN's Mallika Kapur reports.

Organic 101updated Mon May 03 2010 19:45:14

CNN's Maggie Lake looks at what the "organic" label really means.

Puerto Rico eco-tourismupdated Thu Apr 22 2010 14:42:51

CNN's Isha Sesay looks at ways two ecologically-rich barrier islands off Puerto Rico try to increase eco-tourism.

Testing Hong Kong's airupdated Tue Mar 23 2010 09:52:10

CNN's Pauline Chiou tests the air from the streets of Hong Kong as remnants of a weekend dust storm remain.

No softening of ivory banupdated Mon Mar 22 2010 12:08:49

Participants at a U.N. meeting in Doha reject proposals to loosen the ban on ivory sales. CNN's David McKenzie reports.

Spring break at the North Poleupdated Mon Mar 22 2010 09:34:12

15-year-old Parker Liautaud discusses his plan to become the youngest person to ski to the geographic North Pole.

Climate debate heats upupdated Mon Mar 01 2010 08:27:02

CNN's Phil Black reports on how recent scientific scandals are impacting the debate on climate change.

Winemakers fight climate changeupdated Tue Feb 09 2010 07:01:44

French wines may be tasting different these days, and some blame global warming. CNN's Jim Bittermann reports

'Green Prince' on alt. energyupdated Fri Jan 22 2010 14:13:17

At the World Future Energy Summit in Abu Dhabi, Monaco's Prince Albert weighs in on Copenhagen and alternative energy.

Saving a country from sinkingupdated Thu Jan 21 2010 10:34:33

The Maldives president asks an Abu Dhabi energy summit to save his nation from disappearing. Mohammed Jamjoom reports.