Try manifest destiny or pillgrams
I took a test its A) Port of savanah
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In Asia due to the presence of number of industries, large number of vehicles produce harmful gases and deteriorates the air quality at large extent. Deforestation and logging of trees are also one of the cause of lowest air quality.
Explanation:
Asia is a developing countries comprises of India, Sri lanka in its south, China, Japan, Korea in its east and south-east direction. There are all total 48 countries. All these countries population density is high. Among them China has world's highest population followed by India.
Over population and excess population density covers the land and deforested land for establishing settlement. Multi storied buildings are using air conditions, refrigerators which emits CFC in environment. Vehicles emit SO2, CO, CO2 etc. These are the facts which lower air quality in Asia.
