The newest pledges by countries to cut greenhouse gas emissions are falling far short of what's needed to limit global warming to what the Paris climate accord seeks, a new United Nations report finds.
So the U.N.’s climate chief is telling nations to go back and try harder. Most countries — especially top carbon polluters China, United States and India — missed the Dec.
31 deadline for submitting official emission-cutting targets for November’s climate negotiations in Scotland. Friday’s report provides an incomplete snapshot of the world’s efforts: The world’s pledges so far are only enough to reduce global carbon dioxide emissions to less than 1% below 2010 levels by 2030.