Article II, Section 2, paragraph 2 of the United States Constitution states:
[The President] shall have Power, by and with the Advice and Consent of the Senate, to make Treaties, provided two thirds of the Senators present concur
http://en.wikipedia.org/wiki/Advice_and_consent
Meanwhile, in the fantasy world of Cancun :
Expectations are low that the United Nations’s upcoming two-week climate conference, which kicks off in Cancún, Mexico, this Monday, will produce a legally binding international agreement among the 194 nations in attendance. Nonetheless, negotiators, non-profit organizations and activists are flocking to the luxury resort in droves.







