United Nations

Letter urges Christiana Figueres to consider the potential of carbon capture and storage in the upcoming climate talks in Paris

The argument the world will not make a serious attempt to decarbonise asks you to believe we are victim of one of the biggest political and corporate conspiracies ever committed

OECD report says rich countries mobilised an average of $57bn to help poor countries tackle climate change since 2013

Lee, an energy economist specialising in climate change, succeeds Rajendra Pachauri

Dramatically slimmed-down negotiating text will provide basis for last round of pre-summit talks, but it still highlights more than 200 issues that are yet to be resolved

Bank of England governor tells Lloyd's insurers 'challenges currently posed by climate change pale in significance compared with what might come'

David Cameron says cash spread over five years will come out of foreign aid budget as he meets Ban Ki-moon and François Hollande at UN

Observers say superpower's latest pledge is 'gamechanger' for efforts to tackle climate change

Pontiff praises UN Sustainable Development Goals and urges world leaders to ensure Paris Summit delivers 'fundamental and effective agreements'

New Commission will seek to help governments tackle climate change and boost economic growth, but green groups remain sceptical of its true aims