Delayed by a year because of the Covid-19 pandemic, COP26 aims to keep alive a target of capping global warming at 1.5 degrees Celsius above pre-industrial levels - a level scientists say would avoid its most destructive consequences.

The COP26 conference in the Scottish city of Glasgow opens a day after the G20 economies failed to commit to a 2050 target to halt net carbon emissions - a deadline widely cited as necessary to prevent the most extreme global warming.

https://tkpo.st/2ZFYagR
https://tkpo.st/2ZFYagR