Savannah Now: Sea level rise could put as much as 50-100 square miles of currently dry land – an area about 20-40 times the size of Tybee Island – under water in Georgia this century, a new report points out. But the study, published in Environmental Research Letters, indicates Georgia is in a better position than many states to plan for this inundation. That’s because Georgia has a good portion of its low lying land – including most of the state’s barrier islands – in conservation. In fact, …