The world is likely to temporarily reach 1.5C of warming within 20 years even in a best-case scenario of deep cuts in greenhouse gas emissions, a landmark report on climate change signed off by 234 scientists from more than 60 countries has concluded.
Even with rapid emissions cuts, temperatures would continue to rise until “at least” 2050, the scientists said, and lead to further extreme weather events.
Without “immediate, rapid and large-scale reductions” in emissions, curbing global warming to either 1.5C or even 2C above pre-industrial levels by 2100 would be “beyond reach”, they said.
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