18 Questions
What environmental effects can be caused by high concentrations of SO2 in the air?
Formation of other sulfur oxides, contribution to particulate matter pollution, harm to trees and plants, acid rain, reduction of visibility
How do small particles formed from SOx contribute to pollution?
By penetrating deeply into the lungs, causing health problems
What are the environmental impacts of gaseous SOx on trees and plants?
Reduction of foliage and decreased growth
What are the effects of SO2 and other sulfur oxides on visibility?
Reduction of visibility (haze) in parts of the United States
What is the primary component of concern in EPA's national ambient air quality standards for SOx?
SO2
What is the largest source of SO2 emissions?
Burning fossil fuels by power plants
What environmental impacts can high concentrations of SO2 in the air have?
Formation of other sulfur oxides (SOx) and various environmental effects
How do small particles formed from SOx contribute to pollution?
By penetrating deeply into the lungs, causing health problems
What are the environmental impacts of gaseous SOx on trees and plants?
Reducing foliage and decreasing growth
What is one of the environmental effects of SO2 and other sulfur oxides?
Contribution to acid rain
What do SO2 and other sulfur oxides form that reduces visibility?
Fine particles that reduce visibility (haze)
What do EPA's national and regional rules aim to help state and local governments meet?
National air quality standards for SO2
Who is sensitive to the harmful effects of SO2, particularly children?
People with asthma
What is the primary component of concern in EPA's national ambient air quality standards for SOx?
SO2
What can control measures that reduce SO2 generally reduce?
People's exposures to all gaseous SOx and may reduce the formation of particulate sulfur pollutants
What is the largest source of SO2 emissions?
Burning fossil fuels by power plants
How do state, local, and tribal governments develop plans to reduce the amount of SO2 in the air?
In areas where air quality does not meet EPA standards
What is one of the harmful effects of high levels of gaseous SOx on the respiratory system?
Making breathing difficult and harming the respiratory system
Learn about the environmental effects of high concentrations of sulfur dioxide (SO2) in the air, including the formation of other sulfur oxides (SOx), particulate matter pollution, harm to trees and plants, and contribution to acid rain. Understand the impact on human health and sensitive ecosystems.
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