词汇 | depopulation |
释义 | depopulation noun[ U ] uk /diːˌpɒp.jəˈleɪ.ʃən/ us /diːˌpɑː.pjəˈleɪ.ʃən/ the action of causing a country or area to have fewer people living in it: 人口减少,人口衰减 depopulation ofdepopulation of the rural areas The town's school closed in 2006, a victim of rural depopulation. He feared the hurricane would accelerate depopulation, with people choosing to move away rather than rebuild. Related word depopulate After decades of depopulation, our cities are undergoing a second renaissance. The depopulation of Ireland continued for more than a century. Many of these cities have suffered depopulation. Environmental issues agroecology air pollution anoxia anoxic anti-conservation carbon capture dumping ground eco-audit eco-footprint energy conservation energy security environmental justice environmentalism environmentally reduce, reuse, recycleidiom runoff scrapyard scrubber sequester sequestration Examples of depopulationdepopulation This massive depopulation, usually ascribed to the great plague epidemics, had enormous demographic, economic, and social repercussions. Otherwise, the principal governing factor of the depopulation process would be the expansion of other locations, particularly the urban centres where economic growth was concentrated. What such depopulation meant in terms of human misery can scarce be estimated. The resultant disruptions in trade and agriculture, and the depopulation of the countryside, left long-term scars. Collisional depopulation can occur via de-excitation to lower energy levels and due to further excitation or ionization into continuum. Running in parallel with this, the depopulation process itself reduced the scale of an agricultural activity that was essentially directed towards local consumption. The economic disadvantage of rural areas is the main push factor for rural depopulation. Rural depopulation in the late fourteenth century is likewise blamed on a shortage of cash. Villages suffer from depopulation, agriculture is neglected and the cities are full of the unemployed. How far had they moved and, vitally for questions about the nature of rural depopulation, what kind of destination had they moved to? The subsequent decade was a period of great upheaval, which was characterised by rural depopulation and the gradual 'urbanisation' of rural communes. On the day of depopulation, we determined which ear tag colour group would be necropsied on farm and which at the abattoir. Rather than worrying about running short of resources to support our ballooning populations, many experts now view world depopulation as our most urgent issue. Rural depopulation was, then, a feature of the area reversed only by an exceptional circumstance like the advent of the coal industry. The population models used in this study show that depopulation was possible, assuming a steady emigration rate. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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