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More than 50 countries around the world have pledged to become net zero. But what does net zero actually mean-and is it achievable?
Find The Economist’s most recent coverage on climate change: econ.st/3zCt2uW
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Why do climate pledges fall short?: econ.st/3eVCYaI
What are nationally determined contributions to curb climate change?:econ.st/3iOi3Yz
How sincere are climate pledges?:econ.st/3l5yjqy
Decarbonising the world’s energy system: econ.st/3zQGMT1