CLEAN : Pollution levels plummet in New Delhi during virus lockdown

The video discusses the significant reduction in air pollution levels during a recent period, highlighting that PM 2.5 levels, which can reach up to 1000, dropped to as low as seven. This change is attributed to the halt in human economic activities during a lockdown, which led to improved air quality. The video emphasizes that air pollution is a human-created problem and suggests that the current situation offers valuable insights into what it takes to clean the air. It also notes that returning to normal routines will take time, providing a learning opportunity for future environmental strategies.

How did the PM 2.5 levels change during the lockdown compared to previous levels?

What does the text suggest about the relationship between human economic activities and air pollution?

In what ways does the text indicate that air pollution is a human-created problem?

What factors contributed to the improvement in air quality during the lockdown period?

What is implied about the time it will take to return to normal air quality levels after the lockdown?