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BIO-103 Quiz 5

QuestionAnswer
Ozone (O3) a gaseous molecule that occurs in different parts of the atmosphere
ground-level ozone a significant hazard to human health associated with pollution from vehicle exhaust and other atherogenic emissions
stratospheric ozone ozone in the stratosphere
ozone layer the portion of the stratosphere where ozone gases are present, mixed in among the other gases that compromise the atmosphere; located near ground zero of the stratosphere in an area that is closely above the troposphere
Ultraviolet light sunlight that has more wavelengths than visible light and is thus more energetic
CFCs chlorofluorocarbons
ODSs ozone- depleting substances; effectively remove ozone at a rate faster than it is naturally created, leading to a thinning of the ozone layer
the Montreal Protocol a policy that controls the production and emission of key chemicals that are damaging to the ozone layer
acid rain & three negative effects of it a mixture of wet and dry deposition from the atmosphere containing higher than normal amounts of nitric and sulfuric acids; negative effects include acidification of lakes & streams, visibility impairment, and damage to human health
the Greenhouse Effect this causes the atmosphere to retain heat
global warming the recent and ongoing rise in Earth's average temperature near the surface
climate change any significant change in the measures of climate lasting for an extended time period
What are the main greenhouse gases? carbon dioxide and methane
albedo the amount of radiation reflected from an object or surface, often expressed as a percentage
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