Diplomats hope promise of $100bn a year in climate financing will help end negotiating deadlock at UN Summit
Prime ministers and presidents come together to form new UN global sustainability panel
Ban Ki-moon writes to world leaders arguing that green measures offer safest route out of recession
Confusion reigns as UN Secretary-General reportedly asks world leaders to extend their stay in Copenhagen in last-ditch effort to reach agreement
Danish text raised 'trust issues' between rich and poor countries but won't derail deal, says UN secretary-general
Industry steps up lobbying for energy-efficient IT projects to be included in expanded CDM
Official: "We should try to complete the job earlier than later"
Senator reckons draft US climate bill commanding bi-partisan support could be ready before UN summit
Senate delay means no bill likely before Copenhagen
Officials pour cold water on hopes that a binding agreement will be reached this year