(Reuters) – The United Nations should promote “hydro-diplomacy” to defuse any tensions over water in regions like the Middle East and North Africa where scarce supplies have the potential to spark future conflicts, experts said Sunday. They said the U.N. Security Council should work out ways to bolster cooperation over water in shared lakes or…

(Reuters) – Winds are set to blow low-level radiation from Japan’s quake-crippled nuclear power plant out over the Pacific Ocean in coming hours, easing health worries after drifting toward Tokyo early on Tuesday, experts said.

Last year tied with 2005 as the warmest on record, according to U.S. agencies, but is likely to be overtaken soon by the next year with a strong El Nino weather event, experts said on Thursday. A gradual build-up of greenhouse gases from human activities is heating the planet but natural events such as El…

U.N. climate talks starting in Mexico this month will seek a complex set of interlocking deals to slow global warming but will fall well short of a new treaty, the U.N.’s climate chief said on Wednesday. Christiana Figueres said that governments had lowered their sights for the November 29-December 10 talks in Cancun, Mexico, after…

Bangladesh and India are the countries most vulnerable to climate change, according to an index on Wednesday that rates the Nordic region least at risk. British consultancy Maplecroft said its rankings showed that several “big economies of the future” in Asia were among those facing the biggest risks from global warming in the next 30…