seawater Archives - Marketplace

A Warmer World

Ocean acidification raises economic concerns for shellfish hatcheries

by Sabri Ben-Achour

Jul 5, 2022

Lower pH water, caused by higher carbon dioxide emissions, can kill baby oysters as they fight for minerals to grow their shells.

Oceans are the most acidic they’ve been in 26,000 years, according to the World Meteorological Organization. That can impact the development of shellfish, like the ones fishermen depend on for income.

Joe Raedle/Getty Images

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