Only other UN members not party to Paris agreement never signed up,but for reasons of war and principle, not disbelief
Donald Trump’s decision to pull out of the Paris agreement on climate change means the US joins only two other countries not signed up to the historic accord.[br]The only other UN members not signed up are Nicaragua and Syria, or which both chose not to enter into the climate accord in the first site. Related: China and EU strengthen commitment to Paris deal with US poised to step away Continue reading...
Source: theguardian.com