@article{oai:niit.repo.nii.ac.jp:00000065, author = {深澤, 大輔}, journal = {新潟工科大学研究紀要}, month = {Dec}, note = {It becomes the following when the actual condition of a heavy snowfall / depopulated / advanced age in Niigata Pref. is tidied. 1. Inside Niigata Pref. from the south biospheres of a heavy snowfall are Koide area, Arai・Keinan area, Tookamachi area, Muikamachi area. 2. Depopulated cities, towns and villages other than Sado are almost located to middle mountain manabe. And, the past most deepest snowfall is over 3 m or it. 3. A population movement inside Niigata Pref. is from a farm village department of a heavysnowfall area to a little snowfall area of city. 4. The cities, towns and villages which population decreased over 40% from 1970 through 1995 rise in 5 towns and 3 villages with inside prefecture. 5. The 1995 population of depopulated cities, towns and villages is 1/2-1/3 by 1955. 6. Although an aging rate of Niigata Pref. is 18th 18.3%, a single life old person rate is 6.8% and it is 2nd in JAPAN.}, pages = {31--36}, title = {新潟県の過疎市町村の人口変動に関する研究 : 豪雪地帯における超高齢社会の現状と今後}, volume = {5}, year = {2000} }