Question

why are urban areas more polluted than rural ones English fest​

Answer 1

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$\blue{★}$PM2. 5 concentrations in urban areas were higher than in rural areas in all provinces. ... The higher PM2. 5 concentrations in urban areas are due to more human activities, greater energy consumption, and higher emissions of air pollutants [32,33].

Answer 2

Explanation:

Because urban areas take more care on the areas of there own ..