Air pollution

The video discusses various types of air pollution, including invisible pollutants from cars and factories that can cause health issues. It explains how some pollutants lead to acid rain, which has harmed ecosystems far from the pollution source. The video also covers the impact of chlorofluorocarbons (CFCs) on the ozone layer, leading to international bans and improvements. Despite some progress, air pollution remains a challenge due to industrial growth and increased vehicle use, necessitating continued efforts to find solutions.

What are some health problems caused by air pollutants?

Explain the process and effects of acid rain.

What measures have been taken to reduce air pollution from factories?

What are chlorofluorocarbons (CFCs) and why were they banned?

How has the air quality changed over the past 50 years in some parts of the world?