National Public Radio: Georgia, Alabama and Florida have been bickering over water for nearly two decades. The focus: a reservoir at Lake Lanier, north of Atlanta. Georgia believes it deserves the water. Alabama and Florida say it is needed downstream. A federal judge recently ruled that Georgia doesn’t have the right to take drinking water from the reservoir, but that is where 3.5 million Atlanta residents get their water. Now, some wonder whether the area can continue to grow without it. Some 35 …