Jonathan Pershing, head of the U.S. delegation at the UN climate talks in Barcelona, says China should cut its CO2 emissions 50% by 2050.
Reuters reports:
BARCELONA, Spain, Nov 5 (Reuters) - China should roughly halve its greenhouse gas emissions by 2050 to keep the world on a safe climate path, the head of the U.S. delegation at U.N. climate talks in Barcelona said on Thursday.
Leading industrialised countries say that the world must halve greenhouse gases by 2050 to avoid the worst effects of…









