A team of scientists from the CSIRO have calculated that it only takes 14 pieces of plastic to kill a turtle.
An environmental disaster looms for remote East Arnhem Land, in the Northern Territory, as tonnes of waste wash up on its shores.
Areas of ocean wilderness, untouched by human impact, are sparse in number according to new research.
Plastic waste in the ocean is a global problem; some eight million metric tonnes of plastic ends up in the ocean every year.
After 128 days at sea, David de Rothschild arrives with an environmental message.