Barack Obama actually said...
By avoiding up to 0.5°C of warming by the end of the century, a Montreal Protocol hydrofluorocarbon (HFC) phasedown amendment is one of the most significant steps the world can take now to deliver on the goals of the Paris Agreement.
Context
Press Release - Leaders from 100+ Countries Call for Ambitious Amendment to the Montreal Protocol to Phase Down HFCs and...
09/21/2016