| Original | Conditions for Survival [Data Book]（6MB） |
『生存の条件-生命力溢れる太陽エネルギー社会へ』 データ集（6.9MB） |
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| II. Human Activities Face limitations｜ Explosive population increase |
II. 限界に直面する人間の営み｜人口爆発 |
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| Around the world, the population increase and the expansion of economic activities have hastened the concentration of populations in urban areas. | 人口の増加と経済活動の拡大により、都市への人口集中は、世界全体で進行している。 |
| Figure 2-5 Cities with populations of over 0.5 million people (2014) | 図2-5 人口50 万人以上の都市（2014年） |
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| Figure 2-5 is from United Nations, Department of Economic and Social Affairs, Population Division. (2014). Map 1. Percentage urban and location of urban agglomerations with at least 500,000 inhabitants, 2014. World Urbanization Prospects: The 2014 Revision, Highlights (ST/ESA/SER,A/352), p. 9. Retrieved July 4, 2017, from https://esa.un.org/unpd/wup/publications/files/wup2014-highlights.Pdf. Reprinted with Permission. | |
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