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vocab. for DSST Env.Sci. from Environmental Science by Karen Arms

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Answer
atmosphere   the thin layer of gases that surrounds the Earth  
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CFCs (chlorofluorocarbons)   human-made chemical compounds that are restricted in use because they destroy ozone  
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climate   the average weather in an area over a long period of time  
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exosphere   outermost portion of the Earth’s atmosphere  
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global warming   predicted increase in Earth’s temperature due to an increase in greenhouse gases in the atmosphere  
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greenhouse effect   warming effect on the air caused by heat rising from the surface of the Earth and being trapped by gases in the troposphere  
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greenhouse gases   the gases in the atmosphere that trap and radiate heat  
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latitude   distance measured in degrees north and south of the equator, which is 0° latitude  
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mesosphere   atmospheric zone above the stratosphere  
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ozone   form of oxygen with molecules made of three oxygen atoms  
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stratosphere   one of the five layers of the atmosphere, lying immediately above the troposphere and extending from 10 km to about 50 km above the Earth's surface  
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thermosphere   atmospheric zone above the mesosphere  
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troposphere   one of the five layers of the atmosphere, extending from the Earths surface to about 10 km above the surface  
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ultraviolet (UV) light   harmful light from the sun  
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weather   conditions in the atmosphere at a particular place and particular moment  
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