APES Unit 5 FRQ Exam Review Solution 2023
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Identify and describe TWO water-related environmental problems associated with fracking - ANS-- Groundwater contamination: Fracking liquids or chemicals can contaminate drinking water or groundwate ... r. Liquid waste stored in waste lagoons can leach into groundwater (aquifer). Drilling can allow methane (or natural gas) to seep into groundwater. - Excessive water use or consumption: Considerable amounts of water are used in the fracking process. This can result in overdrafts of aquifers. Water demands for the fracking process compete with water demands for drinking or irrigation (agriculture). Natural gas is considered to be a better fossil fuel for the environment than coal is. Discuss TWO environmental benefits of using natural gas as a fuel compared to using coal. - ANS-- Benefits of natural gas (must be environmental, not economic) include the following:Fewer SOx are produced, resulting in less acid rain. Fewer NOx are produced, resulting in less acid rain and less photochemical smog. Less Hg is released. Harmful mining techniques are avoided; for example, no strip mining or mountaintop removal is required. [Show More]
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