What are Criteria Pollutants?
What is a Criteria Pollutant?
It is an air pollutant that can harm health and or the environment and has numerous diverse sources.
The EPA is required to list all these pollutants.
______ breathe air that does not meet World Health Organization pollution limits.
9 out of 10
Climate change is projected to increase the frequency of this type of natural disaster, which worsens air pollution by releasing fine particles into the air.
Wildfires
What is the most air polluted country?
Bangladesh
This major indian city had the highest attributable fraction of deaths due to PM2.5 exposure
Delhi
What are the main sources of sulfur dioxide according to the reading
Power plants, refineries, industrial processes, metal smelting
Exposure to PM2.5 increases the risk of these two major cardiovascular events
Stroke and heart attacks
The interplay between climate change and air pollution forms a feedback loop, where pollutants like this black carbon-rich substance
Soot
What climate are wildfires most common in?
Hot, Dry Climates with Lots of Trees
What affects horizontal transportation of pollutants?
Wind speed
This type of particulate matter is small enough to enter the bloodstream and cause cardiovascular issue
PM 2.5
Particulate matter exposure is linked to the worsening of this chronic respiratory disease, indicated by airway inflammation and wheezing
Asthma
The two major effects of climate change on air quality are...
Degrading the removal process (dispersion, precipitation) and amplifying the atmospheric chemistry
What are some primary sources of air pollution in urban areas compared to rural areas? List any:
Urban: Vehicle Emissions, Industrial Activities, Fossil Fuels, In rural areas it is usually crop burning, dust from farming activities, and biomass burning.
Short-term PM2ยท5 exposure was associated with...
a high risk of death in India
This criteria occurs at ground level as well as in the upper atmosphere
Ozone
This event in 1952 in London caused 12000 deaths and led to major air pollution reforms like the Clean Air Act of 1956.
Great smog of london
The two major effects of climate change on air quality are?
Degrading the removal process (dispersion, precipitation) and amplifying the atmospheric chemistry
What is the link between air pollution and health impacts?
It can lead to stroke, pulmonary/lung diseases, cardiovascular, and even neurological diseases.
This seasonal agricultural practice significantly contributes to short-term spikes in PM2.5 levels in North India
Crop burning
Name all of the criteria pollutants according to the reading.
Ozone, Particulate Matter, Sulfur Dioxide, Nitrogen Dioxide, Carbon Monoxide, and Lead
Exposure to PM2.5 during pregnancy has been linked to increased risks of these two birth complications
Low birth weight and preterm birth
What types of pollutants boost climate change and in turn affect public health through extreme temperature?
Primary and secondary pollutants
The burning of vegetation and trees during wildfires release this greenhouse gas...
Carbon Dioxide
The authors identified three instruments:
planetary boundary layer height (PBLH), wind speed, and atmospheric pressure