There hasn't been much good to say about the Great Dismal Swamp wildfire. In less than three weeks, it has torched 6,000 acres and the resulting smoke continues to pose health risks from Suffolk to Gloucester County and beyond. There is, however, a potential positive effect. Believed to have started Aug. 4 by lightning, the fire is fed by peat — a carbon-rich blanket of vegetation that covers the swamp floor. It can be as deep as 30 feet. To read full article, click here.