Cotton bud brand leader Johnson & Johnson and UK retailer Waitrose are committing to cut plastics from their cotton bud lines to reduce marine plastic pollution. Visit the beach and you may well find yourself scanning the strandline for that perfect pebble or shell, only to find a litter of man-made objects amongst the natural debris. In the tangles of seaweed are lots of little plastic sticks, often mistaken for lollipop sticks or straws, but actually the remains of some…