Results 31 to 40 of about 253,053 (229)
Estudio sobre la presencia y distribución de contaminantes emergentes en los acuíferos detríticos del río Guadalhorce [PDF]
, 2018 Los contaminantes emergentes son compuestos que se utilizan de forma muy común en la sociedad actual y que están siendo constantemente liberados al medio ambiente.
Aranda, José Luis +3 more
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Análisis de la efectividad de los aditivos en el combustible [PDF]
, 2020 Este documento presenta la investigación orientada al tema de reducir emisiones contaminantes mediante el uso de aditivos y su efectividad, para comprobar su calidad y garantía respecto a los parámetros indicados por el fabricante, se efectuaron varios ...
Arias Faicán, José David +4 more
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Risk, Hazards &Crisis in Public Policy, Volume 16, Issue 4, December 2025.ABSTRACT Background Hazardous levels of contaminants produced by anthropogenic activities are increasingly pervading residential environs and urban areas. Hazardous contamination can pose significant health risks for citizens dwelling in exposure pathways.
Rosina Johnson +3 more
wiley +1 more source
Influence of Electric Field in the Adsorption of Atomic Hydrogen on Graphene
Advances in Condensed Matter Physics, 2015 The influence of external electric field (EF) in the adsorption of atomic hydrogen on graphene (H/G) was studied by means of electronic structure calculations based on spin-polarized density functional theory with generalized gradient approximation (GGA).
C. Cab +5 more
doaj +1 more source
Estadsticas del Asma en Los Latinos [PDF]
, 2009 Chicago is known for many things, our great food and architecture. Unfortunately, we are also known for being an epi-center for asthma. We lead the Nation in asthma deaths, emergency room visits and hospitalizations.
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Functional Ecology, Volume 39, Issue 12, Page 3543-3555, December 2025.Read the free Plain Language Summary for this article on the Journal blog. Abstract Watercourses are among the most threatened ecosystems globally and face multiple anthropogenic stressors of different origins and intensities that reduce biodiversity and disrupt ecosystem functioning.
Manuel Pinilla‐Rosa +6 more
wiley +1 more source
Adsorción de contaminantes farmacéuticos sobre monolitos de carbón activo [PDF]
, 2015 La eliminación de contaminantes emergentes de origen farmacéutico mediante adsorción está adquiriendo una gran importancia debido a que muchos de ellos poseen una alta estabilidad química y térmica, y son biológicamente activos.
Cordero, Tomás +4 more
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Implications of Tobacco Use on Pathogen‐Driven Diseases: A Public Health and Policy Perspective
World Medical &Health Policy, Volume 17, Issue 3, Page 468-474, September 2025.ABSTRACT The tobacco epidemic remains one of the most significant global public health challenges, responsible for over 8 million deaths annually, with a substantial portion occurring among non‐smokers exposed to second‐hand smoke. While cigarette smoking remains the most prevalent form of tobacco use worldwide, the rise of electronic nicotine delivery
Nadine Kabbani, James L. Olds
wiley +1 more source
Condensed MatterThe mechanical properties of cubic (c-BN) and wurtzite (w-BN) boron nitride structures were investigated and compared using density functional theory (DFT) with several exchange–correlation functionals.
Melissa L. Casais-Molina +3 more
doaj +1 more source
Informador Técnico, 2019 El formaldehído ha sido reportado como cancerígeno por la Agencia Internacional para la Investigación del Cáncer (IARC), también se ha reportado que niveles bajos de formaldehído pueden producir irritación en la piel, los ojos, la nariz. El formaldehído,
Ana Cecilia Caro Zapata +2 more
doaj +1 more source