Srgjan Kerim, President of the General Assembly, opened the discussion by saying that 11 of the last 12 years had ranked among the 12 warmest since the keeping of global temperature records had begun in 1850. Two points were significant: that climate change was inherently a sustainable-development challenge; and that more efforts than ever before must be exerted to enable poor countries to prepare for impacts because it had been estimated that there would be between 50 million and 200 million environmental migrants by 2010.
UN Press release, 8 Jul 2008