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Isotopes in Environmental and Health Studies(3)
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scopus(7)
First measurements of methyl tert-butyl ether (MTBE) in the ambient air in San Jose, Costa Rica
ArticleAbstract: A great interest has arisen in establishing the impact of organic compounds on human health and airPalabras claves:GC, human health, MTBE, Urban airAutores:Germain Esquivel-Hernández, Mora-Barrantes J., Sibaja-Brenes J., Valdés-González J.Fuentes:scopusEmerging contaminants in trans-american waters
ArticleAbstract: Industrial development has made new products available to people to make their lives easier. Items sPalabras claves:Ámerica, Analytical chemistry, Drinking water, Environmental risks, Health risks, Sewage waterAutores:Andrés Omar Alvarado Martinez, Enma Mora-Abril, Germain Esquivel-Hernández, Isabel Cipriani-Ávila, Juan Fernando Cisneros Ramos, Verónica Pinos-Vélez, Victoria Abril-UlloaFuentes:scopusNitrate isotopes (δ<sup>15</sup>N, δ<sup>18</sup>O) in precipitation: best practices from an international coordinated research project
ArticleAbstract: Stable isotope ratios of nitrogen and oxygen (15N/14N and 18O/16O) of nitrate (NO3–) are excellent tPalabras claves:Best practice guidelines, INORGANIC NITROGEN, Isotope geochemistry, Nitrate, nitrogen-15, Oxygen-18, precipitation, standardized samplingAutores:Balestrini R., Chantara S., Germain Esquivel-Hernández, Matiatos I., Monteiro L.R., Sánchez-Murillo R., Vystavna Y., Walters W., Wassenaar L.I., Wells N.S.Fuentes:scopusIsotope composition of carbon dioxide and methane in a tropical urban atmosphere
ArticleAbstract: This work presents a weekly carbon isotope composition analysis (June 2017–January 2018) of carbon dPalabras claves:Carbon dioxide, carbon emissions, Carbon-13, COSTA RICA, greenhouse gases, Methane, tropical urban atmosphereAutores:Carballo-Chaves K., Germain Esquivel-Hernández, Sánchez-Murillo R., Villalobos-Forbes M.Fuentes:scopusIsotopic composition and major ion concentrations of national and international bottled waters in Costa Rica
OtherAbstract: Global bottled water consumption has largely increased (14.35 billion gallons in 2020) [1–5] duringPalabras claves:Chemical compositions, Imported and national-based bottled waters, Recharge elevations, Traceability, Water sources, water stable isotopesAutores:Birkel C., Germain Esquivel-Hernández, Ortega L., Sánchez-Murillo R.Fuentes:scopusIsotopic composition in precipitation and groundwater in the northern mountainous region of the Central Valley of Costa Rica
ArticleAbstract: The linkage between precipitation and recharge is still poorly understood in the Central America regPalabras claves:air mass back trajectories, COSTA RICA, deuterium excess, Groundwater management, hydrogen-2, isotope hydrology, Oxygen-18, precipitationAutores:Fonseca-Sánchez A., Germain Esquivel-Hernández, Madrigal-Solís H., Piedra-Marín G., Rojas-Jiménez L.D., Sáenz-Rosales O., Sánchez-Murillo R., Ulloa-Chaverri F., Vargas-Víquez J.Fuentes:scopusStable isotopic characterization of nitrate wet deposition in the tropical urban atmosphere of Costa Rica
ArticleAbstract: Increasing energy consumption and food production worldwide results in anthropogenic emissions of rePalabras claves:COSTA RICA, Nitrate, Rainfall generation processes, Stable isotopes, Urban tropical atmosphere, Wet depositionAutores:Germain Esquivel-Hernández, Matiatos I., Sánchez-Gutiérrez R., Sánchez-Murillo R., Villalobos-Forbes M.Fuentes:scopus