You think you're responsible. That you live a decent life, which impacts others to a minimum and that you care about nature!
Which piece of plastic, that you discarded, is in these photos?
Which gas lighter? Which bottle top? Which item, that you discarded, got kicked by a shoe, got blown by the wind, ended in a gutter, was washed to the sea, is on it's way to the Pacific, to kill a chick, whose parents don't know the difference.
Look, learn, deactivate an action. http://www.chrisjordan.com/current_set2.php?id=11