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“On the edge of the largest estuary on North America’s Pacific Coast”

San Francisco skyline across the San Francisco Bay

The two largest estuaries in the United States—the Chesapeake Bay on the Atlantic coast and San Francisco Bay on the Pacific coast—have both faced dramatic challenges from increased population, development, and pollution from run-off, not to mention the increasing threats to coastal regions from the rise in sea levels due to climate change. San Francisco, which sits on the western edge of the bay, extended its reach in part by using ships as landfill. This writer looks at efforts to balance the needs of the city and the health of the bay.


How the Bay Area is Restoring Nature’s Delicate Balance

By Jane Key

National Geographic

June 17, 2017

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