dor_id: 4141338

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590.#.#.d: Los artículos enviados a la revista "Geofísica Internacional", se juzgan por medio de un proceso de revisión por pares

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650.#.4.x: Físico Matemáticas y Ciencias de la Tierra

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: http://revistagi.geofisica.unam.mx/index.php/RGI

351.#.#.b: Geofísica Internacional

351.#.#.a: Artículos

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270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

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590.#.#.a: Coordinación de Difusión Cultural

883.#.#.1: https://www.publicaciones.unam.mx/

883.#.#.q: Dirección General de Publicaciones y Fomento Editorial

850.#.#.a: Universidad Nacional Autónoma de México

856.4.0.u: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/17/1554

100.1.#.a: Adem, J.

524.#.#.a: Adem, J. (1979). Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant. Geofísica Internacional; Vol. 18 Núm. 4: Octubre 1, 1979; 347-384. Recuperado de https://repositorio.unam.mx/contenidos/4141338

245.1.0.a: Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Instituto de Geofísica, UNAM

264.#.0.c: 1979

264.#.1.c: 1979-10-01

653.#.#.a: Modelo termodinámico; Cambio climático; Anomalías ; Thermodynamic model, ; Climate change; Anomalies

506.1.#.a: La titularidad de los derechos patrimoniales de esta obra pertenece a las instituciones editoras. Su uso se rige por una licencia Creative Commons BY-NC-SA 4.0 Internacional, https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode.es, para un uso diferente consultar al responsable jurídico del repositorio por medio del correo electrónico revistagi@igeofisica.unam.mx

884.#.#.k: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/17

001.#.#.#: 063.oai:revistagi.geofisica.unam.mx:article/17

041.#.7.h: spa

520.3.#.a: The author"s thermodynamic model is applied to study the effect of changes in the solar constant on the climate of the Earth. Time steps of one month are used which take into account seasonal variations of the insolation. The horizontal extent of snow-ice and cloud covers are included as variables. After 4 o r 5 years of integration the solution reaches a steady state, which is the one used to evaluate the effect of the changes in the solar constant.According to the computations, a decrease of 2 percent in the present solar constant produces negative anomalies in the surface temperature , which are stronger in July than in January . The effect of the distribution of continents and oceans appears in the solution, especially in July. The largest anomalies are obtained in July over the continents reaching values of -5.1 degrees Celsius at latitude 30° over America and -6.0 degrees at latitude 20° over Asia. The zonally averaged values of the decrease of surface temperature due to a decrease of 2 percent in the solar constant, in July varying from 2.3° C in lower latitudes to 1.0° C in higher latitudes, and in January varying from 1.7° in lower latitudes to 0.5° C in higher latitudes. Furthermore, it is shown that a decrease of 2 or 4 percent in the solar constant does not produce a substantial increase in the position of the snow and ice boundary. The anomalies in the cloud cover, that appear due to the decrease in the solar constant, have a strong influence in the surface temperatura decrease especially in lower latitudes. The solutions show that it is essential in any climate model to include cloudiness as a variable.The computed annual average value of the change in the surface temperature due to a decrease of one percent is equal to 0.7° C. A comparison with the results obtained by other authors and models is carried out.doi: https://doi.org/10.22201/igeof.00167169p.1979.18.4.969

773.1.#.t: Geofísica Internacional; Vol. 18 Núm. 4: Octubre 1, 1979; 347-384

773.1.#.o: http://revistagi.geofisica.unam.mx/index.php/RGI

022.#.#.a: ISSN-L: 2954-436X; ISSN impreso: 0016-7169

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300.#.#.a: Páginas: 347-384

264.#.1.b: Instituto de Geofísica, UNAM

doi: https://doi.org/10.22201/igeof.00167169p.1979.18.4.969

handle: 00fe8094c1e8095a

harvesting_date: 2023-06-20 17:00:00.0

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245.1.0.b: Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant

last_modified: 2023-06-20 17:00:00

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Artículo

Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant

Adem, J.

Instituto de Geofísica, UNAM, publicado en Geofísica Internacional, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Instituto de Geofísica, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Adem, J. (1979). Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant. Geofísica Internacional; Vol. 18 Núm. 4: Octubre 1, 1979; 347-384. Recuperado de https://repositorio.unam.mx/contenidos/4141338

Descripción del recurso

Autor(es)
Adem, J.
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
Sensitivity studies using a climate thermodynamic model, With particular reference to the effect of changing the solar constant
Fecha
1979-10-01
Resumen
The author"s thermodynamic model is applied to study the effect of changes in the solar constant on the climate of the Earth. Time steps of one month are used which take into account seasonal variations of the insolation. The horizontal extent of snow-ice and cloud covers are included as variables. After 4 o r 5 years of integration the solution reaches a steady state, which is the one used to evaluate the effect of the changes in the solar constant.According to the computations, a decrease of 2 percent in the present solar constant produces negative anomalies in the surface temperature , which are stronger in July than in January . The effect of the distribution of continents and oceans appears in the solution, especially in July. The largest anomalies are obtained in July over the continents reaching values of -5.1 degrees Celsius at latitude 30° over America and -6.0 degrees at latitude 20° over Asia. The zonally averaged values of the decrease of surface temperature due to a decrease of 2 percent in the solar constant, in July varying from 2.3° C in lower latitudes to 1.0° C in higher latitudes, and in January varying from 1.7° in lower latitudes to 0.5° C in higher latitudes. Furthermore, it is shown that a decrease of 2 or 4 percent in the solar constant does not produce a substantial increase in the position of the snow and ice boundary. The anomalies in the cloud cover, that appear due to the decrease in the solar constant, have a strong influence in the surface temperatura decrease especially in lower latitudes. The solutions show that it is essential in any climate model to include cloudiness as a variable.The computed annual average value of the change in the surface temperature due to a decrease of one percent is equal to 0.7° C. A comparison with the results obtained by other authors and models is carried out.doi: https://doi.org/10.22201/igeof.00167169p.1979.18.4.969
Tema
Modelo termodinámico; Cambio climático; Anomalías ; Thermodynamic model, ; Climate change; Anomalies
Idioma
spa
ISSN
ISSN-L: 2954-436X; ISSN impreso: 0016-7169

Enlaces