SSC
WORLD GEOGRAPHY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In Mexico City’s geography makes air pollution a greater problem because it is located
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on a mountainside, where the air is thinner.
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in a valley, which often traps carbon emissions.
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on the coast, which creates the heat island effect
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on a plain, so there is little wind to disperse the pollution.
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Explanation:
Detailed explanation-1: -Perched 7, 300 feet above sea level in a valley wrapped round by mountains and volcanoes, Mexico City has long suffered from thick layers of smog produced by cars, factories, and wildfires. Among the worst hazards of that air pollution for its 21 million inhabitants is PM 2.5, inhalable fine particulate matter.
Detailed explanation-2: -Mexico city’s air pollution problem is also caused by the geographical location of the city. It is surrounded by volcanoes more than 2 km above sea level, plus the hot climate-all these factors lead to increased air pollution.
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