Some 40 heads of state plan to attend a U.N. meeting in December in Copenhagen meant to agree a global warming deal, the U.N. climate chief said on Friday.

Dr. Ken Caldeira, of the Carnegie Institution of Washington provided a balanced look at the potential benefits and also the costs and possible harm that geoengineering techniques could offer in our quest to find a "Magic Bullet" to counter global

Las Vegas has far from a clean reputation, but in Forbes' list of America's Most Toxic Cities, Las Vegas is named the least toxic of 40 major metropolitan areas. Forbes ranked the cities based on the number of Superfund sites

As the last round of "intersessional" climate talks before Copenhagen opened today in Barcelona, all eyes were looking in the same direction they were when we left Bangkok three weeks earlier: at the United States. Without American numbers on mitigation

President Lyndon Johnson and British Prime Minister Margaret Thatcher made stark warnings about global warming decades ago, but convincing evidence for action only amassed in recent years, experts say. A 190-nation U.N. conference in Copenhagen in December is due to

BARCELONA, Spain - African nations boycotted U.N. climate talks on Tuesday in a protest to urge rich countries to set deeper 2020 cuts in greenhouse gas emissions. "Africa believes that the other groups are not taking talks seriously enough, not

Ice cores are important tools to identify Earth's past climate. They enable us to peer back in time to identify species of insects trapped in ice as well as isotopes oxygen and dust particles that were deposited at various time

Rio de Janeiro, Brazil - WWF Brazil has given a special award to Dr. Carlos Nobre, who has conducted pioneering research on the impacts of climate change on the Amazon and helped deepen the world's understanding of global warming.WWF Brazil

Barcelona, Spain - An ambitious climate treaty can still be achieved in Copenhagen despite most policy makers' focus on what they cannot achieve rather than what they can do to prevent the worst consequences of runaway climate change, WWF said

Kuala Lumpur, Malaysia - Members of the Roundtable on Sustainable Palm Oil this week agreed to consider implementing voluntary measures to encourage producers and buyers of palm oil to reduce their greenhouse gas emissions. The Roundtable's 7th annual conference came

WWF ha presentado hoy en la Conferencia sobre Clima de la ONU, que se celebra en Barcelona durante esta semana, un ranking sobre las medidas de lucha contra el cambio climático desarrolladas en los países del G-20. Este documento constata

Barcelona, Spain - The Stockholm International Water Institute joined governments, NGOs and United Nations agencies this week in calling on negotiators working to develop a climate change deal in Copenhagen later this year to recognize the critical role of water

Berlin, Germany - A major new European study of the costs of climate protection shows that avoiding dangerous consequences of climate change at manageable costs is only possible with early action - but Europe would profit from taking a leadership

Gland, Switzerland: The latest update of the IUCN Red List of Threatened Species should cause alarm over the continuing unprecedented loss of species and the failure so far of mechanisms to arrest biodiversity loss, WWF said today.The 2009 Red List

Brussels, Belgium: Negotiations between Europe's Presidency, Parliament and the European Commission have failed to reach agreement on new energy labeling requirements for electrical appliances. The debate on the energy label has been very heated so far, with the European Parliament

Barcelona, Spain - The UN climate talks in Barcelona, the last ahead of the big conference in Copenhagen, will be a litmus test of whether government leaders have given their delegates a mandate to move towards a legally binding deal

Of more than 5,000 complaints against squad, less than 0.18% were upheldScotland Yard faced calls for an "ethical audit" of all officers in its controversial riot squad tonight after figures revealed that they had received more than 5,000 complaint allegations,

President joins calls for calm across the US in wake of Fort Hood shooting spree that left 13 deadBarack Obama today joined calls from across America for calm amid fears of a backlash in the wake of the shooting spree

Science minister Lord Drayson says the scientific community is right to be upset about the sacking of David Nutt, but defends the government's right to ignore scientists' adviceThe science minister, Lord Drayson, has committed the government to producing guidelines by

Ahead of Copenhagen summit, former US vice-president says 'non-violent lawbreaking' is legitimate in persuading governments to cut emissionsAl Gore has sought to inject fresh momentum into the Copenhagen build-up, saying he is certain Barack Obama will attend and predicting a