Focus on legal nature of global warming treaty replaced by need to ensure any agreement is ‘meaningful’
UN climate chief confident political will is growing to cut global carbon emissions, but warns of tough challenges ahead in 2014
Christiana Figueres, Michael Zammit Cutajar and Yvo de Boer on challenges facing international negotiations up to 2015 Paris summit
Frustrations of negotiators evident in leaked transcripts of closed door talks during Warsaw climate conference
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Live coverage from the National Stadium in Warsaw, home to the UN climate change negotiations from Nov 11-22
Youth groups say Christiana Figueres will not be welcome at their meeting if she does not decline coal invite
UN climate chief says governments must advance in providing climate finance and creating a loss and damage mechanism
Unless national governments hone the art of influence, international negotiations are likely to suffer severe setbacks, warns E3G report
Climate change now a key foreign policy aim for Francois Hollande, seeking to learn from mistakes of 2009 Copenhagen talks
Senior official in Environment Department says ‘sovereign rights’ of countries must be respected at UN talks
An analysis of the main developed country negotiating positions ahead of the next round of UN climate talks
Lead climate envoy Todd Stern tells audience in London too much focus on ‘legal form’ could blow hopes of agreement