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Title: Assessment of major ions and trace elements in groundwater supplied to the Monterrey metropolitan area, Nuevo León, MexicoLanguage: InglésRepository: 34Subject: Calcium / Chemical analysis / Cluster analysis / Groundwater / Hierarchical systems / Hydrochemistry / Ions / Trace elements / Uranium / Water quality / Weathering / Hierarchical cluster analysis / Me-xico / Mineralized water / Monterrey metropolitan areas / Principal Components / Total dissolved solids / Trace element content / Transition zones / Principal component analysis / arsenic / cobalt / copper / ground water / ion / lead / manganese / molybdenum / selenium / silicon / trace element / uranium / well water / zinc / water pollutant / concentration (composition) / environmental assessment / groundwater / metropolitan area / water chemistry / water quality / Article / chemical environment / concentration (parameters) / controlled study / health hazard / Mexico / principal component analysis / rock / water analysis / water content / water sampling / analysis / chemistry / city / environmental monitoring / Mexico [North America] / Monterrey / Nuevo Leon / Cities / Environmental Monitoring / Principal Component Analysis / Trace Elements / Water Pollutants, Chemical / Water Quality / 7 INGENIERÍA Y TECNOLOGÍA
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Title: Assessment of sources and fate of nitrate in shallow groundwater of an agricultural area by using a multi-tracer approachLanguage: InglésRepository: 34Subject: Agricultural wastes / Agriculture / Aquifers / Data processing / Denitrification / Groundwater / Groundwater pollution / Groundwater resources / Isotopes / Nitrates / Pollution / Septic tanks / Sewage / Water quality / Biogeochemical reactions / Denitrification process / Ground-water qualities / Groundwater nitrate pollutions / Halides / Hydrogeological informations / Me-xico / Tracer / Recharging (underground waters) / dissolved oxygen / ground water / halide / nitrate / surface water / agricultural land / aquifer / denitrification / environmental fate / groundwater pollution / hydrogeology / isotopic analysis / pollutant source / recharge / tracer / water quality / alkalinity / article / atomic emission spectrometry / biogeochemistry / electric conductivity / environmental monitoring / environmental protection / grassland / humidity / hydrology / manure / organic waste / pH / priority journal / rural area / scrub / soil analysis / soil property / soil treatment / summer / temperature / Mexico [North America] / Animalia / Mexico / Nitrate / Environmental Monitoring / Fertilizers / Nitrogen Isotopes / Water Pollutants, Chemical / 7 INGENIERÍA Y TECNOLOGÍA
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Title: Survey of 218 organic contaminants in groundwater derived from the world's largest untreated wastewater irrigation system: Mezquital Valley, MexicoLanguage: InglésRepository: 34Subject: Aquifers / Endocrinology / Esters / Groundwater / Groundwater pollution / Groundwater resources / Health risks / Hormones / Hydrogeology / Irrigation / Landforms / Organic compounds / Organic pollutants / Volatile organic compounds / Water pollution / Water resources / Endocrine disruptor / México / Mezquital Valley / Organic contaminant / Pharmaceutically active compounds / Recharging (underground waters) / atenolol / benzoylecgonine / bis 2 (ethylhexyl)phthalate / caffeine / carbamazepine / clarithromycin / cotinine / diethyltoluamide / enalapril / endocrine disruptor / erythromycin / gemfibrozil / ground water / hormone / lincomycin / meprobamate / metformin / methylprednisolone / metoprolol / naproxen / organic compound / paracetamol / phthalic acid derivative / phthalic acid dibutyl ester / semi volatile organic compound / sulfamethoxazole / triclocarban / trimethoprim / unclassified drug / valsartan / volatile organic compound / aquifer / chemical compound / groundwater / groundwater resource / irrigation system / organic pollutant / phthalate / pollutant removal / wastewater / water resource / adsorption / Article / degradation / health hazard / irrigation (agriculture) / Mexico / soil / spring / waste water / water contamination / water supply / water transport / Durango [Mexico] / Federal District [Mexico] / Mexico City / Mexico [North America]
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Title: Volatile organic compounds in the atmosphere of Mexico CityAuthor: Garzón, J.P. / Huertas, J.I. / Magaña, M. / Huertas, M.E. / Cárdenas, B. / Watanabe, T. / Maeda, T. / Wakamatsu, S. / Blanco, S.Language: InglésRepository: 61Subject: Ozone / Ozone formation potential / Toxic volatile organic compound / Volatile organic compound / Acetone / Air quality / Atmospheric chemistry / Benzene / Cost effectiveness / Gas chromatography / Industrial emissions / Ionization of gases / Liquefied petroleum gas / Nitrogen oxides / Organic compounds / Toluene / Troposphere / Average concentration / Correlation analysis / Emission sources / Environmental Authority / Industrial sources / Mexico City metropolitan areas / Ozone formation potentials / Vehicular emission / Volatile organic compounds / 1,3 butadiene / 1,4 dichlorobenzene / Alcohol / Ethylbenzene / Gasoline / Methyl chloride / Petroleum derivative / Propane / Styrene / Xylene / Benchmarking / Concentration (composition) / Correlation / Cost-benefit analysis / Health risk / Metropolitan area / Public health / Toxic substance / Article / Atmosphere / City / Controlled study / Human / Mexican / Mexico / Motor vehicle / Priority journal / Federal District [Mexico] / Mexico City / Mexico [North America]
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