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US defends 'enormous' climate efforts at UN talks

DOHA, Qatar (AP) -- The U.S. defended its track record on fighting climate change on Monday at U.N. talks, saying it's making \enormous\ efforts to slow global warming and help the poor nations most affected by it.Other countries have accused Washington of hampering the climate talks ever since the Bush administration abandoned the Kyoto Protocol, the 1997 treaty limiting emissions of heat-trapping gases by industrialized countries. As negotiators met for a two-week session in oil and gas-rich Qatar, U.S. delegate Jonathan Pershing suggested America deserves more credit.\Those who don't follow what the U.S. is doing may not be informed of the scale and extent of the effort