Sir Keir Starmer challenged sceptics with a promise to double down on net zero as he admitted the "consensus is gone" on climate change in a speech at the UN's Cop30 summit.The Prime Minister staunchly defended his Government's clean energy agenda but conceded that cross-party unity on "science that is unequivocal" has splintered both in Britain and globally.

Sir Keir Starmer challenged sceptics with a promise to double down on net zero as he admitted the "consensus is gone" on climate change in a speech at the UN's Cop30 summit.The Prime Minister staunchly defended his Government's clean energy agenda but conceded that cross-party unity on "science that is unequivocal" has splintered both in Britain and globally.