Associated Press: European nations struggled to pin down their joint contribution to a $10 billion climate fund for poor nations as debate over financing heated up Thursday in global warming talks. AP – George Soros, businessman and philanthropist, announces during a press conference a plan to generate an additional 100 billion … How to distribute money for poor nations to deal with climate change is one of the key stumbling blocks at the U.N. conference in Copenhagen, where 192 countries are …