Telegraph: More than 190 countries have gathered in Poznan Poland for the UN Climate Change Conference this week to decide a way forward on global warming. The meeting will draw up the format for a replacement of the Kyoto Protocol to be decided in Copenhagen next year. One of the most controversial issues are whether to commit to numeric targets to cut carbon emissions. At the moment the EU is proposing to cut emissons by 30 per cent by 2020. A new report however, from the …