This article (first drafted in 2010) addresses the issue of ocean
security and the challenges that underlie it, from pollution, tofisheries, acidifi
cation, coastal development, and climate change.
Itprovides an overview of the latest facts and concerns on the syn-
ergies between oceans and climate, highlights climate change im-
pacts on ocean ecosystems and coastal and island communities, and presents key recommendations for a comprehensive frame-work to address concerns, and better integrate vital ocean andcoastal contributions for effective climate change policy and action.