Costa Rica and Nicaragua have a long history of animosity whiche has affected opinions about Nicaraguan refugees in Costa Rica. Analysis of a negative stereotyping suggests to the A. that the Costa Rican press is largely responsible for it. - (DWG)
Water wells from four Puerto Rican municipios were tested for 15 water-quality parameters. Noxious chemicals contaminated this water, presenting risks to human health. - (DWG)