1. The Negative Effects of Tanning
... ; this is due to the absorption by the ozone layer that lies above the Earth . The UVC is the shortest of the rays measuring one hundred to two hundred ninety nano meters (Brannon). The variety of UV rays is slowly causing the depletion of the Earth's ozone layer (U.S. Environmental Protection Agency). With the depletion of the ozone layer there is brief ... the main cause of sunburn or reddening of the skin. Ranging from two hundred ninety to three hundred twenty nano meters are the UVB rays (Brannon). The longest ray is the UVA ray varying from three hundred twenty nano meters to four ...
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- Grade Level: High School