As read by James Corden, Fearne Cotton, Jim Chapman and Dougie Poytner.'We have a responsibility, every one of us' David Attenborough Around 12.7 million tonnes of plastic are entering the ocean every year, killing over 1 million seabirds and 100,000 marine mammals.By 2050 there could be more plastic in the ocean than fish by weight.Plastic pollution is the environmental scourge of our age, but how can YOU make a difference? This accessible guide, written by the campaigner at