Yvo DeBoer

Resignation gives UN opportunity to reinvigorate talks following Copenhagen summit

De Boer will leave the UNFCCC in July to take up a role at KPMG

As Indian environment minister launches a blistering attack on Ed Miliband, Yvo de Boer says international climate talks have entered a "cooling-off period "

Talks set to resume after African countries stage protest at rich nations' perceived attempt to ditch Kyoto

Coalition of world's largest postal operators will work together to deliver deep emission cuts by 2020

Flurry of good news dominates start of summit, as South Africa announces emissions target and Obama signals he will attend talks' conclusion

Ministers report encouraging progress at latest round of preparatory talks

As EU negotiators call on the US to end Copenhagen deadlock, German Chancellor prepares to tell Congress it must do more to tackle climate change

Senior officials and negotiators increasingly gloomy about the prospects for a global warming deal next month

But Bangkok talks end with deadlock over financing and targets unresolved