All coverage
G20 2021 summit in Rome: Live updates
By Kara Fox, Adrienne Vogt & Fernando Alfonso III
China submits updated climate pledges to UN ahead of Glasgow talks
By David Stanway, Hugh Lawson & Tom Daly
Greta Thunberg gets a rockstar's reception as she lands in Glasgow and is surrounded by police guard
By Chris Jewers
COP26: 'Moment of truth' as world meets for climate summit
By Debbie Jackson
G20 offers little new on climate, leaving uphill task for COP26
By Jeff Mason, gavin jones & Crispian Balmer
China's New Climate Pledge Changes Little, in Bad Omen for Global Talks (Published 2021)
By Somini Sengupta
China’s new climate plan falls short of Cop26 global heating goal, experts say
By Jonathan Watts, Fiona Harvey & Vincent Ni