Smog

The video explains smog as a type of pollution formed by the reaction of air pollutants under sunlight. It highlights the sources of these pollutants, such as traffic and factories, and discusses the health risks associated with smog, including respiratory issues and asthma. The video also examines smog problems in cities like Seoul, Cairo, and Mexico City, and describes measures taken in Mexico City to reduce smog, such as vehicle restrictions and promoting public transport.

What is smog and how is it formed?

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What are the main sources of air pollutants that contribute to smog in cities?

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How does smog affect human health?

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Which cities are mentioned as having smog problems, and what common factors do they share?

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What measures have been taken in Mexico to reduce air pollution?

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