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Astronomy (1) Conservation (2) Endangered Species (3)

Rain Forests (5) Research Facilities (5)

Vieques (2) Weather (6)

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    Regional > Caribbean > Science and Environment  (27)

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Puerto Rico Spectrum Users Group - http://www.geocities.com/prspectrum/ Organization composed by government agencies and private companies whose purpose is to assist federal government agencies on Puerto Rico and neighboring islands to efficiently utilize their radio frequency resources.

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