We're working with other nations to confront climate change.

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And the Intergovernmental Panel on Climate Change, the IPCC, the Working Group I report, which deals with the science of climate change, that will be finalized in an intergovernmental meeting which will finish on the first of February.

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Tillerson said that Exxon has been working for decades with researchers at MIT studying the effects of climate change.

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The Program for Belize has been working with the international Nature Conservancy, particularly on efforts to battle climate change.

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At one end, Thomas Stocker, current co-chair of the IPCC working group on climate science, contended that little was wrong with the existing basic model.

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Working with diverse stakeholders, Federal agencies are preparing for a range of climate and extreme weather impacts that put people, property, local economies, and ecosystems at risk.

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The former chairman of the Senate Armed Services Committee is working in conjunction with the Pew Project on National Security, Energy and Climate in holding events around the country, Lawrence said.

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Along with his political achievements, such as working towards the Kyoto protocol on climate change, other events catapulted him into the headlines.

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His desire to make a difference has seen him working with charities such as Oxfam and SOS, while in 2009 he spoke at the United Nations' Summit on Climate Change in New York -- a far cry from his early days as a lonely child in Benin.

CNN: April 10, 2012 -- Updated 1528 GMT (2328 HKT)