Nell Lewis, CNN
That might sound like a drop, but at 7 million square miles, it's a larger area than the entire continent of South America. And considering that by some estimates less than 3% of global ocean is currently fully protected, both the target and the timeframe is ambitious.
The initiative, named the Blue Nature Alliance, has "a very audacious goal," says M. Sanjayan, CEO of Conservation International, one of the organizations leading the program. "It's probably the largest single conservation effort in terms of size and speed."
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