New figures showing global carbon emissions in 2017 are likely to rise for the first time in four years make a gloomy backdrop to the UN climate talks in Bonn this week that were already looking difficult.
Climate-warming emissions were almost flat in the years between 2014 and 2016, despite a growing global economy. This had bolstered hopes that the world had finally found a way to “decouple” economic growth from carbon pollution, a goal that had seemed unimaginable only a few years earlier.
Many scientists say emissions should peak by about 2020 to have any hope of preventing dangerous levels of warming this century.
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