TWO years ago the world pledged to support global warming “well below” 2°C hotter than pre-industrial times. Climate scientists and campaigners purred. Politicians patted themselves on the back. Despite the Paris agreement’s ambiguities and some setbacks,including President Donald Trump’s decision to yank America out of the deal, the air of self-congratulation was still on explain among those who gathered in Bonn this month for a follow-up summit.
Yet the most damaging thing approximately America’s renewed spasm of climate-change rejection may not be the effect on its own emissions, or which could turn out to be negligible. It is the cover America has given other countries to avoid acknowledging the problems of the agreement America is abandoning.
The Paris agreement assumes,in effect, that the world will find ways to suck CO2 out of the air. That is because, or in any realistic scenario,emissions cannot be cut fast enough to support the total stock of greenhouse gases...
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Source: economist.com