CK12 Earth Science

Pass laws to control pollution emissions from different sources, such as factories and agriculture. Pass laws that require poll ...

Just a few of the things you can do to protect water quality include: Find approved recycling or disposal facilities for motor ...

Figure 21.24: Many forms of marine pollution can be controlled by regulation such as the pumping of ballast water from ships. ( ...

Figure 21.25: Low flow showerheads reduce the amount water used during showers. ( 18 ) During prolonged droughts and other water ...

Name three ways that you could reduce your personal water use. Further Reading / Supplemental Links The American Association ...

(5) http://en.wikipedia.org/wiki/File:Obvious_water_pollution.jpeg. CC-BY 2.5. (6) USACE.http://en.wikipedia.org/wiki/File:Atcha ...

(24) USDA. http://en.wikipedia.org/wiki/File:Delta_Pride_Catfish_farm_harvest.jpg. Public Domain. (25). ...

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Chapter 22 Human Actions and the Atmosphere 22.1 Air Pollution Lesson Objectives Describe the different types of air pollutants ...

that thousands more died of health complications from the event in the next several months (Figure22.1). Figure 22.1: A film cre ...

compounds. Some of these will be discussed in the following section. Besides human-caused emissions, air quality is affected by ...

(Source:American Lung Association) Types of Air Pollution Most air pollutants enter the atmosphere directly; these are primary p ...

Photochemical Smog Any city can have photochemical smog, but it is most common in arid locations. A rise in the number of vehicl ...

Fossil Fuels Fossil fuels are burned in most motor vehicles and power plants (Figure22.4). They fuel manufacturing and other ind ...

Biomass Burning Fossilfuelsareancientplantsandanimalsthathavebeenconvertedintousablehydrocarbons. Burning plant and animal mater ...

Evaporation Volatile organic compounds (VOCs) enter the atmosphere by evaporation. VOCs evaporate fromhuman-madesubstances, such ...

Mercury is not particularly toxic as a metal but it is very dangerous in its organic form. How does mercury convert from the me ...

22.2 Effects of Air Pollution. Lesson Objectives Describe the damage that is being done by smog. Discuss how acid rain is forme ...

Figure 22.6: Jet contrails block sunlight. ( 9 ) spotted. Soybeans and other crops have reduced productivity. In developing nati ...

Figure 22.7: Smog in New York City. ( 12 ) study concluded that no level of air pollution should be considered safe. Exposure to ...