Catalysed by a landmark UN Intergovernmental Panel on Climate Change (IPCC) report and bold policy such as the UK’s net zero 2050 target (which became law in 2019), 2020 was the year that net zero went mainstream.
By the end of that year, more than 110 countries, and 417 of the world’s 2,000 largest companies, had pledged to reach net zero carbon emissions, which is what the IPCC had indicated would be crucial to meeting the Paris Agreement target of keeping temperature rises below 1.5°C by mid-century.
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