Secretary Clinton said the U.S and Russia will continue to have disagreements, but added the treaty is an example of deep and substantive cooperation on a matter of vital importance.

VOA: standard.2010.03.26

Despite what he sees as a failure of the global community to come to an agreement at the Climate Change Conference in Copenhagen last December, McKibben says international cooperation on climate change is critical.

VOA: standard.2010.04.21

"Today,we have signed an agreement, which broadens the reach of our cooperation beyond the supply of nuclear reactors to areas of research and development and a whole range of areas of nuclear energy,".

VOA: standard.2009.12.08