1.   All in sparsely populated rural communities that had never experienced such devastation.

2.   But growing numbers of local officials are confronting the distorting effects of drawing town or county district lines in sparsely populated communities with big prisons.

3.   In the shadows of nondescript postwar apartment buildings, fields of weed stretch over what was for four years the most densely populated community on earth.

4.   Nearby Mobile is now a sparsely populated community.

5.   Over the next decade, scholars and researchers say, the Japanese attacked hundreds of heavily populated communities and remote regions with germ bombs.

6.   The scenario being played out in the exercise will include devastating winds and flooding in highly populated communities along parts of the Atlantic Seaboard.