From climate change and plastics, to mining and overfishing - the threats facing our oceans are growing bigger and more urgent day by day.
Now we have a chance to turn things around, by putting the most vulnerable and important parts of our seas off-limits to destructive industries
Governments are starting to work on a Global Ocean Treaty. If they get it right, it'll open the door to a vast network of ocean sanctuaries, which could protect over a third of the world's seas.
Our oceans sustain all life on Earth - now they need us to protect them,
