Telegraph (UK): The UN Climate Change conference last December in Poznan, Poland, was an opportunity for the world to come together to discuss a new international agreement on reducing carbon emissions. The UK delegation was made up of 47 people including two ministers, of whom all except one travelled by plane, producing around 13.55 tonnes of CO2. This equates to driving from Land’s End to John O’Groats 74 times or powering 2,810 average homes for a day. Greg Clark, the Conservatives …