U.S. joins an effort to mobilize `` fast-start '' funding for developing counties . Gibbs acknowledged it would be `` a political agreement that would lead to a treaty '' later . The White House has been pushing Congress and the administration to provide more money in order to help states deal with a growing number of undocumented immigrants who are living here illegally. U.S. President Barack Obama is expected to join the talks Friday . Japan , EU pledge more than $ 20 billion in climate aid to developing nations .
U.S. joins an effort to mobilize `` fast-start '' funding for developing counties . The White House has been pushing Congress and the administration to provide more money in order to help states deal with a growing number of undocumented immigrants who are living here illegally. U.S. President Barack Obama is expected to join the talks Friday . Japan , EU pledge more than $ 20 billion in climate aid to developing nations .