This study develops a wide-ranging index to assess the many factors that contribute to the health and benefits of the oceans, and the scores for all costal nations are assessed.

Aquanaut Sylvia Earle, co-leader of the final mission to the world's only undersea lab, says the oceans need protecting more than ever – don't pull funding.

Marine algae known as coccolithophores produce much of the ocean's calcium carbonate. A large survey reveals how these organisms' calcification processes and species distribution change in response to carbon dioxide levels.

Marine scientists are prowling the Bering Sea to learn how climate affects minute sea creatures and the lucrative fishery that depends on them.

The Census of Marine Life aids practical work of the Convention on Biological Diversity, discovers and tracks ocean biodiversity, and supports marine environmental planning.

As human impacts cause ecosystem-wide changes in the oceans, the need to protect and restore marine resources has led to increasing calls for and establishment of marine reserves. Scientific information about marine reserves has multiplied over the last decade, providing useful knowledge about this tool for resource users, managers, policy makers, and the general public.