Air Pollution Flashcards
The first Clean Air Act was passed in 1970. This gave us what federal agency?
Environmental Protection Agency.
The EPA regulates A _ r Q _ _ _ _ _ y and identified the dirty 6.
Air quality.
In the 1990s, cap and trade mechanisms were introduced to reduce emissions. What were these mechanisms and why did they work?
They sold a limited number of pollution permits. Companies could buy or sell these permits if needed. This cut down emissions because there was an overall limit put in place.
True or false: only humans create air pollution.
False, natural pollution can occur from fires, volcanoes, and dust.
What can humans do to limit their contribution to natural pollution?
Limit deforestation and implement better farming practices.
Why does China have severe air pollution? Explain why they experience acid rain frequently.
They engage in industrialization and mass coal burning. They burn a lot of sulfur-rich coal, which produces sulfur dioxide. This mixes with water vapor and creates acid rain.
Why is indoor air pollution a hazard?
It is not well ventilated like the outdoors and is less regulated.
Is tobacco smoke deadly for those who experience secondhand exposure?
Yes, it can still cause cancer.
What is a problem in Baltimore basements? R _ _ _ n G _ s
Radon gas.
Where does radon come from and why is it dangerous?
It comes from decaying uranium and is dangerous because it increases the risk of cancer.
Why are VOCs a major source of indoor pollution?
Many common household items like carpet, furniture, and cleaning products emit VOCs.
Why are people in developing nations at a greater risk of indoor pollutants?
They burn items for cooking and cleaning in poorly ventilated homes.
