2020 deadline to avert climate catastrophe: Scientists
Humanity must reduce carbon emissions by 2020 to have a realistic shot at capping global warming under 2ÂºC as per Paris climate accord, scientists have warned. With 1ÂºC of warming so far, ice sheets that could lift oceans by a dozen metres are melting more quickly, coral reefs are dying and ever more damaging storm surges are hammering coastal communities.