The UN's climate chief called for urgency Monday as she opened a new round of global talks amid warnings that Earth-warming carbon dioxide levels were approaching a symbolic threshold never seen in human history.
Schemes to convert croplands or marginal lands to forests will make almost no inroads against global warming this century, a scientific study published on Sunday said.
Climate talks got down to the nitty-gritty in Doha on Tuesday as developing countries and the European Union (EU) staked out rival positions on the fate of the Kyoto Protocol.
The CIA has shuttered its unit dedicated to studying the impact of climate change on national security, shifting its activities elsewhere, an official said Tuesday.
US President Barack Obama and India are expected to launch a joint initiative on clean energy, eyeing economic opportunities in an area that has long divided the two countries.
The United States said Tuesday it was setting the first national standards on carbon emissions from power plants, taking aim at the burning of coal which is considered a top culprit in climate change.
Canada became the first country to formally withdraw from the Kyoto Protocol, saying the pact on cutting carbon emissions was preventing the world from effectively tackling climate change.
(PhysOrg.com) -- A team of 13 prominent scientists and land-use experts has identified an important but fixable error in legal accounting rules for bioenergy that could, if uncorrected, undermine efforts to reduce greenhouse ...
Canada's historic decision to withdraw from the Kyoto protocol provoked heavy criticism from China on Tuesday, with Beijing saying the move went against international efforts to combat climate change.
Key greenhouse gas emitter Australia on Friday said it will sign up for a second round of the Kyoto Protocol environmental protection treaty, but New Zealand opted out.