Podcast
Questions and Answers
What can high concentrations of SO2 in the air lead to?
What can high concentrations of SO2 in the air lead to?
- Increase in nitrogen oxides (NOx)
- Production of ozone
- Formation of other sulfur oxides (SOx) (correct)
- Enhanced carbon dioxide levels
How do small particles formed from SOx contribute to pollution?
How do small particles formed from SOx contribute to pollution?
- By promoting plant growth
- By penetrating deeply into the lungs (correct)
- By increasing the ozone layer
- By reducing carbon dioxide levels
What is a harmful effect of SO2 and other sulfur oxides on trees and plants?
What is a harmful effect of SO2 and other sulfur oxides on trees and plants?
- Reduced foliage and decreased growth (correct)
- Improved photosynthesis
- Increased resistance to diseases
- Enhanced foliage growth
What can SO2 and other sulfur oxides contribute to that can harm sensitive ecosystems?
What can SO2 and other sulfur oxides contribute to that can harm sensitive ecosystems?
How do SO2 and other sulfur oxides affect visibility in parts of the United States?
How do SO2 and other sulfur oxides affect visibility in parts of the United States?
What will EPA’s national and regional rules help state and local governments achieve?
What will EPA’s national and regional rules help state and local governments achieve?
What do state, local, and tribal governments develop plans for in areas where air quality does not meet EPA SO2 standards?
What do state, local, and tribal governments develop plans for in areas where air quality does not meet EPA SO2 standards?
Who is particularly sensitive to the harmful effects of SO2?
Who is particularly sensitive to the harmful effects of SO2?
What do high levels of gaseous SOx in the air do to breathing?
What do high levels of gaseous SOx in the air do to breathing?
What is the primary component of concern in EPA's national ambient air quality standards for SOx?
What is the primary component of concern in EPA's national ambient air quality standards for SOx?
Which control measures can generally be expected to reduce people’s exposures to all gaseous SOx?
Which control measures can generally be expected to reduce people’s exposures to all gaseous SOx?
Which activity is NOT listed as a smaller source of SO2 emissions?
Which activity is NOT listed as a smaller source of SO2 emissions?
Which harmful effect can SO2 have on health?
Which harmful effect can SO2 have on health?
What is the largest source of SO2 emissions?
What is the largest source of SO2 emissions?
How does reducing SO2 emissions from industrial facilities and power plants benefit the environment?
How does reducing SO2 emissions from industrial facilities and power plants benefit the environment?
What role do natural sources such as volcanoes play in emitting SO2?
What role do natural sources such as volcanoes play in emitting SO2?
Apart from power plants and industrial facilities, which other activities contribute to SO2 emissions?
Apart from power plants and industrial facilities, which other activities contribute to SO2 emissions?
What is used as the indicator for the larger group of gaseous sulfur oxides (SOx)?
What is used as the indicator for the larger group of gaseous sulfur oxides (SOx)?
