Earthquake Activity - Government site with information about seismic phenomena around Puerto Rico and the Virgin Islands.
Humane Society of Puerto Rico - Society that provides for the better care of animals and aims at having a culture were animals are treated with respect.
Puerto Rico Spectrum Users Group - 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.
SiKeO - The environmental portal site for the archipelago of Puerto Rico. A collection of online environmental resources and information about our islands.
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