How good are re-planted mangroves at storing carbon? A new study puts a number on it

Read the full story at Inside Climate News.

Dark green mangrove forests grow along shores from Indonesia to South Florida, with roots tangling out of the water. Scientists have continuously marveled at their myriad abilities: to survive in saltwater, to bear the brunt of severe storms, to support reefs and fish and to absorb a tremendous amount of climate-warming carbon—three to five times more per acre than mature tropical forests. 

What hasn’t been clear is how well mangroves planted by people store carbon compared to stands that developed naturally.

Now, decades of data reveal that, in 20 years of growth, successfully planted mangroves can reach up to 73 percent of the carbon stock levels found in naturally occurring mangrove stands. In a new study published in Science Advances, a group of international researchers looked at 684 planted mangrove stands to come to this conclusion.

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