In 1996, NOAA scientists pumped 2 dyes beneath Key Largo to learn where groundwater went; 18 days later, 2 bay-side wells showed it flowed toward the Atlantic
The five deep-sea arrays of the Ocean Observatories Initiative had been streaming continuous readings from the Atlantic and Pacific since 2016, and in May 2026 the National Science Foundation said four would be pulled out of the water before reversing course on June 18
More than 10 million dead trees are standing like tombstones along America’s Atlantic coast — scientists mapped vast “ghost forests” where seawater is creeping inland and turning living woodland into salt marsh