Everything it seems now comes wrapped in plastic. In some countries it piles up high and is often burnt producing black acrid smoke. Much of it ends up in oceans where it kills organisms which eat it. Plastic has been blamed for flooding when it chokes drains and waterways. Plastic is a problem. Rh Fitri Faradilla at UNSW is looking for a replacement material, strong and safe, one which will easily break down without causing harm.