Savannah Now: In a stretch of marsh along the Altamaha River near Darien on Thursday, with 18-wheelers barreling by on nearby Interstate 95, researchers wove their way through a maze of narrow boardwalks to tend their new, long-term field experiment.
Each in a straw hat to protect from the fierce noonday sun, students and a technician added salty water to one small plot, measured the plant growth in a neighboring area and captured gasses for analysis.
Their aim is to chronicle the effects of sea level rise...