“Sponge cities” is an apt metaphor to describe urban communities in rural states like North Dakota which grow soaking up the residents of surrounding small towns, farms and ranches. North Dakota’s four largest cities, Fargo, Bismarck, Grand Forks and Minot, are growing in large part due to the young adults who for decades gone elsewhere to other regions. In the process, rural North Dakota is facing a protracted population crisis as significant numbers of its small communities are on a slow slide to extinction. This migration pattern is not new, nor is it unique to North Dakota.
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