Results 61 to 70 of about 11,075 (206)

Aspectos químicos: La contaminación de la capa de ozono [PDF]

open access: yes, 2021
Stratospheric ozone (O3) is a gas that forms a layer that protects us from ultraviolet radiation (UV), which is harmful to life on the planet. The ozone layer is in the stratosphere.
Gómez, Giselle Aracelly   +1 more
core   +1 more source

Ozono

open access: yes, 2013
Ensino Médio::QuímicaVisualização de uma molécula de ozono, onde os três átomos de oxigênio são apresentados em ...
Paiva, João
core   +1 more source

Histologic, metabolomic, and transcriptomic differences in fir trees from a peri‐urban forest under chronic ozone exposure

open access: yesEcology and Evolution, Volume 14, Issue 5, May 2024.
Urbanization alters ecosystems and evolutionary processes. Processes like air pollution by tropospheric ozone contribute to the decline of urban and peri‐urban ecosystems, such as Abies religiosa forests in the peripheral mountains southwest of Mexico City.
Verónica Reyes‐Galindo   +10 more
wiley   +1 more source

Dispositivo de desinfección de productos mediante ozono [PDF]

open access: yes, 2020
Dispositivo de desinfección de productos mediante ozono; comprendiendo un aparato portátil de generación de ozono, mediante la disociación de las moléculas de oxígeno contenidas en el aire, provisto de un ventilador para el suministro del ozono a través ...
Llama Vélez, Marina   +9 more
core  

Ozono [PDF]

open access: yes, 2023
El ozono troposférico es un contaminante criterio que se produce a través de reacciones fotoquímicas donde interviene la radiación solar y sus precursores: los óxidos de nitrógeno y los compuestos orgánicos volátiles.
Martínez Reyes, Claudia Adriana   +1 more
core  

Investigation of ozone emission and dispersion from photocopying machines

open access: yesJournal of Environmental Engineering and Landscape Management, 2007
Ozone concentration at the ground level of the atmosphere is constantly monitored, but people spend about 90 per cent of their time inside. Therefore, elevated level of ozone in premises is a matter of great concern.
Vaida Valuntaitė, Raselė Girgždienė
doaj   +1 more source

Frumento duro e ozono: caratteristiche biochimiche e ultrastrutturali di due cultivar sensibili ma con diversa risposta sintomatologica

open access: yes, 2016
Colombo e Sculptur sono due cultivar moderne di grano duro molto sensibili all’ozono in termini di parametri eco-fisiologici, con inevitabili effetti negativi sulla produttività. Tuttavia, la loro risposta sintomatologica è molto diversa: Colombo, dopo
V. PICCHI   +4 more
core   +2 more sources

Vida y muerte del ozono.

open access: yesÁNFORA, 2018
Nuestro planeta tierra, el tercer planeta del sistema solar, debería llamarse el planeta gas, pues presenta una  capa gaseosa variada que le hace particular y de mayor volumen que el del débil cascarón lítico de 50 km que nos separa del manto y del núcleo terrestre, haciendo de la tierra un horno interior con temperaturas calculadas de hasta 4000 ...
openaire   +3 more sources

Future scenario coverage of oil palm trees in Ecuador to evaluate their impact on air quality in Quito

open access: yesACI Avances en Ciencias e Ingenierías, 2013
Growing oil palm trees (Elaeis guineensis) has increased significantly in different parts of the world. This increase is attributed to the demand of palm oil to produce several fuel products, out of which biodiesel is of special importance.
René Parra Narváez, María José Ayala
doaj   +1 more source

DEPENDENCIA DE LA DENSIDAD TOTAL DE OZONO CON LA ACTIVIDAD MAGNÉTICA

open access: yesAnales (Asociación Física Argentina), 2013
Se investiga la posible influencia de la actividad geomagnética sobre la concentración total de ozono en la zona del óvalo auroral, dado que, como ya ha sido mostrado, la ocurrencia de muchas manifestaciones naturales aparentemente casuales dependen de ...
S Duhau, A Favetto
doaj  

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