9 US hurdles to climate treaty -- by Jim Tankersley
After months of almost single-minded focus on health care, President Barack Obama is about to shift the spotlight to global warming this week, first with a speech to the United Nations in New York on Tuesday, then later in the week at the G-20 economic conference in Pittsburgh. The renewed emphasis on climate change and reducing carbon dioxide emissions comes at a crucial time: Negotiators are entering the home stretch in the drive to unveil a comprehensive new international agreement to curb rising temperatures at a December conference in Copenhagen.
With divisions remaining among the major industrialized nations, as well as with developing industrial powers and poorer nations, there is concern that negotiations could be bogging down. Obama administration officials, while acknowledging the seriousness of the challenges, continue to hold out hope for a deal.
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