Cop26: Biden urges action on climate change and vows US will 'lead by example'

'Right now, we are falling short,' US president says, urging other world leaders to embark upon a shift to clean energyCop26 - follow for the latest live updatesJoe Biden has warned that the climate crisis poses "the existential threat to human existence as we know it" and urged other world leaders to embark upon a transformational shift to clean energy, as questions linger over the US president's ability to deliver this vision at home.Biden, addressing a sparse chamber at crucial UN climate talks that have begun in a frigid and drizzly Glasgow, said that the conference must act as a "kickoff of a decade of ambition and innovation to preserve our shared future". Continue reading...