What are seven major primary air pollutants and their sources?
What will be an ideal response?
Suspended particulate matter (PM): Sources are soot, smoke, metals, and carbon from combustion; dust, salts, metal, and dirt from wind erosion; and atmospheric reactions of gases. Volatile organic compounds (VOC): Sources are incomplete combustion of fossil fuels; evaporation of solvents and gasoline; and emissions from plants. Carbon monoxide (CO): Sources are incomplete combustion of fuels. Nitrogen oxides (NOx): Source is from nitrogen gas due to high combustion temperatures when burning fuels. Sulfur oxides (SOx): Source is primarily from the combustion of sulfur-containing fuels. Lead: Sources are combustion of leaded fuels and solid wastes. Air toxics: Sources are industry and transportation. Radon: Sources are rocks and soil; natural breakdown of radium and uranium.
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On a hot day, a tree can transpire hundreds of liters of water
Indicate whether the statement is true or false
What are the probabilities of floods of these magnitudes occurring in any given year?
April 18, 1997 (15.86 m): ____________ April 22, 1997 (16.56 m): ____________
In December 2016, nuclear fission power plants in the entire world numbered a little less than
A. 450. B. 40,000. C. 44. D. 5,000.
Describe the energy pathways of insolation as it enters the Earth's atmosphere
What will be an ideal response?