Senior officials and negotiators increasingly gloomy about the prospects for a global warming deal next month
Deployment of TelePresence suite part of wider efforts to limit environmental impact of UN meeting
Ministers agree negotiating position that will see the EU propose more demanding emission targets, including goals for aviation and shipping
Draft agreement being discussed ahead of December's crucial Copenhagen summit is long, confusing and contradictory
Experts predict end to fossil fuel subsidies would cut emissions 12 per cent by 2050, while aiding development efforts
New Google Earth layers allow users to see how climate change will affect them
Observers likely to be left cold, as addresses to UN fail to deliver detailed new proposals on how to break Copenhagen deadlock
Economists insists he is optimistic Copenhagen agreement will be reached, but only if rich countries show greater willingness to support developing world