Warning on plastic's toxic threat

Call to settle ocean care dispute
Governments are urged to agree measures to protect oceans and the sea floor at a UN conservation meeting.

Cod fall may speed 'toxic tide'
Declining fish stocks could be partially responsible for algal blooms in parts of the oceans, researchers find.

Map sheds light on hothouse world
A reconstruction of how the oceans looked in the past could help model future changes, a study says.

Climate secrets of marine snail
Tiny sea creatures called pteropods may teach scientists about how climate change will affect the oceans.

Map shows toll on world's oceans
Only 4% of the world's oceans remain undamaged by human activity, a study shows.