Secretary-General Ban Ki-moon spoke about the agreement made by the "Group of Eight" to tackle global warming, saying that he "wholeheartedly welcomes that G8 leaders have agreed on a strong and early action to combat climate change."

As they began their three-day summit in Heiligendamm, Germany, leaders from Canada, France, Germany, Italy, Japan, the Russian Federation, the United Kingdom and the United States have agreed to seek "substantial" cuts in emissions in an effort to tackle climate change, according to media reports.

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