Here are the facts, still startling even if increasingly familiar, that came out of the Global Conference on Oceans, Coasts, and Islands in Hanoi this week, as reported by Agence France-Press.
"Warming seas are bleaching corals, feeding algal blooms and changing ocean currents that impact the weather, and rising sea levels could in future threaten coastal areas from Bangladesh to New York," experts said, according to AFP.
Overfishing and water pollution also remain serious and ongoing problems: "North Atlantic cod fisheries collapsed in the 1990s, anchovies previously disappeared off Chile, herring off Iceland and sardine off California," AFP reports.
By the numbers:
Amount of humankind's protein intake that comes from fish
Fish stocks already fully exploited or depleted
Number of people whose nutrition is at risk
Ocean areas outside national jurisdiction
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