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LBy Natasha Gilbert of Nature magazine Delegates meeting this month in Durban, South Africa, to assess international progress on tackling climate change need to look beyond smoke stacks and car exhausts to a neglected source of emissions--agriculture. That's the message from an international group of leading agricultural and climate scientists in a report published on November 16. [More]

By Deborah Zabarenko, Environment Correspondent WASHINGTON (Reuters) - Climate policymakers and scientists need to look beyond global warming emissions of carbon dioxide and take the loss of stratospheric ozone into account, researchers said on Thursday.