|image from: http://europasicewolf.files.wordpress.com/2011/02/ocean-pollution-human-trash.jpg|
In this article we can see what happens to the plastic in the Pacific Ocean.
"A "plastic soup" of waste floating in the Pacific Ocean is growing at an alarming rate and now covers an area twice the size of the continental United States, scientists have said."
By Kathy Marks, Asia-Pacific Correspondent, and Daniel Howden in http://www.independent.co.uk/environment/the-worlds-rubbish-dump-a-garbage-tip-that-stretches-from-hawaii-to-japan-778016.html
Animation with the trash vortex along the Pacific Ocean:
How plastics affects the fauna: