Mail: He is meant to be helping to save the planet. Yet Lord Prescott has clocked up more than 40,000 air miles in five months all while travelling to and from climate change conferences. Since February the ex-Deputy Prime Minister and former Environment Secretary has attended all-expenses paid summits in Europe, North America, India and China. There he has delivered lectures on the perils of damaging the environment and discussed new legislation which could restrict the ability of others to fly or...