urban population growth

基本解释

Now most urban population growth is in the developing world.
现在，大多数城市人口增长发生在发展中国家。
The inertia of migration encourages urban population growth;
迁移的惯性对城市人口增长起促进作用；
Another issue is urban sprawl. This is where cities expand into rural areas, sometimes at a much faster rate than urban population growth.
另外一个问题是城市的随意扩张，城市向农村扩张速度有时候大大超过了城市人口增长的速度。

However, urban areas, although better served than rural areas, are struggling to keep up with urban population growth.
UNESCO: World Water Assessment Programme (WWAP)
The objective of World Water Day 2011 is to focus international attention on the impact of rapid urban population growth, industrialization and uncertainties caused by climate change, conflicts and natural disasters on urban water systems.
UNESCO: World Water Assessment Programme (WWAP)
During the consultations governance challenges in arid and semi-arid areas were discussed and how institutions can be better equipped to deal with risks and uncertainties, emerging out of climate change, population growth, urban-rural tensions and groundwater pollution.
UNESCO: OFFICE IN AMMAN