<i>Closing In, Kwajalein Atoll</i> (1944). (Official U.S. Army Signal Corps Photograph, National Park Service, <a href='http://www.nps.gov/amme/index.htm' target='_blank'>American Memorial Park</a>, Mariana Islands, Saipan).
In recent years, Vancouver, B.C., has provided Seattleites with eco-friendly examples of sustainable, compact communities. As recently as the 1990s, Vancouver's walkable neighborhoods accounted for 67...