The burning of fossil fuels around the world is set to hit a record high in 2017, climate scientists have warned, following three years of flat growth that raised hopes that a peak in global emissions had been reached.
Global emissions need to reach their peak by 2020 and then start falling quickly in order to have a realistic chance of keeping global warming below the 2C danger limit, according to leading scientists. Whether the anticipated increase in CO2 emissions in 2017 is just a blip that is followed by a falling trend, or is the start of a worrying upward trend, remains to be seen.
Much will depend on the fast implementation of the global climate deal sealed in Paris in 2015 and this is the focus of the UN summit of the world’s countries in Bonn, Germany this week. The nations must make significant progress in turning the aspirations of the Paris deal into reality, as the action pledged to date would see at least 3C of warming and increasing extreme weather impacts around the world.
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