How Archaeologists Are Rescuing Miami's History From the Rising Sea
Egmont Key, which has lost half its area to sea-level rise, was the site of a forced relocation of the Seminole people by the U.S. Army. A few more feet of water would flood 16,000 archaeological sites across Florida. JESSICA LEIGH HESTER MIAMI—When Hurricane Irma sprinted toward Miami-Dade County, Jeff Ransom couldn’t sleep. He wasn’t just worried about gusts shattering windows, or sheets of rain drowning the highway—that’s far from unusual near his home in Broward County, where extreme weather verges on routine, and patches of US-1 are regularly submerged. Ransom, the county archaeologist, was preoccupied with an oak tree and its 350-year-old roots. If the tree capsized with enough intensity, he worried, the flailing roots could dislodge human remains. On a blazing blue morning in early November, weeks after the storm, we trek to the site of the Tequesta Native American burial mound that kept Ransom awake. “All night long, I was just thinking about that oak tree flipping...