Gaps Between Rich and Poor Slow Race to a Climate Deal
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The path to a climate deal in Paris next year is littered with obstacles, foremost being how to differentiate between what rich nations must do to cut pollution and what commitments will be accepted by developing countries, such as India and Brazil.
Last week, envoys from some 190 countries gathered in Lima took a first step toward the goal of binding all nations to greenhouse-gas limits. But while they sketched out what information countries must provide to back up their pledges, commitments will be voluntary and the rich-poor divide remains an issue.