Geography

2007-12-12 4:12 am
which season has the most serious air pollution, why

回答 (1)

2007-12-12 4:31 am
✔ 最佳答案
summer. As people will turn on their air-conditioners or fins to lower the temperature.
This will increase the use of electricity, and the generation of electricity need to burn coals. Therefore, the exhaust of greenhouse gases will be more in summer.


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