Copenhagen

Experts hopeful Copenhagen deal could contain commitment to lower trade barriers for key clean technologies, kick-starting stalled Doha negotiations

Britain, Australia, Mexico and Norway table proposal for new climate fund to be managed by UN-backed board

Danish text raised 'trust issues' between rich and poor countries but won't derail deal, says UN secretary-general

Regardless of what happens in Copenhagen over the next week, public-private partnerships focused on addressing climate change have a bright future. Henry E Teitelbaum investigates

Split emerges between developing nations, as think-tank argues Danish text contained more ambition from industrialised countries than first thought

Controversial draft agreement signals that key industrialised nations will support global scheme to raise climate funds from aviation and shipping

Diplomats attempt to calm anger over leaked document, insisting numerous informal texts are being prepared by negotiators

Developing countries respond furiously to private draft text that threatens principles agreed at Kyoto

As India's negotiating team lurches into crisis, Saudi Arabian delegation casts doubt on climate science

Landmark ruling strengthens president's ability to deliver climate change deals in both Washington and Copenhagen