How did that get there? Plastic chunks on Arctic ice show how far pollution has spread

Discovery by UK scientists prompts fear that melting ice will allow more plastic to be released into the central Arctic Ocean - with huge effects on wildlifeA British-led expedition has discovered sizeable chunks of polystyrene lying on remote frozen ice floes in the middle of the Arctic Ocean.The depressing find, only 1,000 miles from the north pole, is the first made in an area that was previously inaccessible to scientists because of sea ice. It is one of the most northerly sightings of such detritus in the world's oceans, which are increasingly polluted by plastics. Continue reading...