The world’s remaining “carbon budget”, or the amount of carbon dioxide that can be emitted to have a 50 per cent chance of limiting global warming to 1.5C, has halved in the past three years, a group of leading climate scientists have calculated.
That budget would be exhausted in less than six years at current emissions levels from energy of about 38bn tonnes a year, as a result of the continued pollution and taking into account the latest data showing temperatures were rising faster than expected, they said.
“This is the critical decade for climate change,” said Piers Forster, director of the Priestley Centre for Climate Futures at the University of Leeds and lead author of the report released at the UN climate talks in Bonn, Germany.
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