US Army Corps of Engineers
Jacksonville District Website

In 1924, this nine-foot concrete post was driven to bedrock at the Everglades Research and Education Center in Belle Glade. This photo shows about 69 inches of soil subsidence had already occurred in the Everglades Agricultural Area by 1998, an average of about 0.93 inches per year.

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Photo by: Everglades Research and Education Center, Belle Glade |  VIRIN: 130823-A-CE999-090.JPG