Independent: David Cameron has "abdicated responsibility" on the environment and left Britain trailing the world on climate change, Ed Miliband says today. Ahead of UN climate talks in Peru this week, the Labour leader, writing for The Independent on Sunday, launches a savage attack on the Prime Minister for turning the UK from being a world leader on environmental targets into a "laggard" because Mr Cameron believes it is no longer a "fashionable" subject and Conservative MPs are "flirting with climate change...