Reuters: Several major environmental groups, including Greenpeace and WWF, have walked out of U.N. climate talks in Warsaw in protest at what they see as a lack of progress towards an international deal to curb rising global greenhouse gas emissions.
More than 9,000 representatives from about 195 countries are gathered in the Polish capital for a two-week conference working towards a treaty to be signed in 2015 to fight climate change. The pact would enter into force after 2020.
But the talks, ending...