In urban population dynamics, the trend is D: "the proportion of the global population in urban areas is increasing".
The study of population dynamics is defined as the analysis of the factors that affect the stability, increase, and decrease of populations in a particular area over time. While urban population dynamics is an indicator of factors attributed contributed to an increase in population growth in urban areas. Growth in the urban population is influenced by many factors. Thus according to the trend of urban population dynamics, it is implied that the proportion of the population across the globe living in urban areas is increasing.
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