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Video Experimental Relacionado

Updated: May 9, 2026

Simulating Temperature in a Soil Incubation Experiment
08:39

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Published on: October 28, 2022

Cambios en las condiciones climáticas terrestres ecológicamente críticas.

Noah S Diffenbaugh1, Christopher B Field

  • 1Department of Environmental Earth System Science, Stanford University, Stanford, CA 94305, USA. diffenbaugh@stanford.edu

Science (New York, N.Y.)
|August 3, 2013
PubMed
Resumen

Los ecosistemas terrestres se enfrentan a un rápido calentamiento, el doble de la tasa de los océanos. Esto exige una adaptación sin precedentes de los ecosistemas y cambios de rango debido a la aceleración del cambio climático.

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Área de la Ciencia:

  • Ciencias del clima Ciencias del clima Ciencias del clima
  • Ecología Ecología Ecología.
  • Ciencias ambientales Ciencias ambientales.

Sus antecedentes:

  • Los ecosistemas terrestres se están calentando significativamente más rápido que los océanos.
  • Las tendencias de calentamiento del siglo pasado indican un aumento acelerado de la temperatura terrestre.

Objetivo del estudio:

  • Revisar las probabilidades futuras de cambio climático terrestre.
  • Para analizar conjuntos de modelos climáticos globales para el calentamiento proyectado.
  • Para evaluar la velocidad del cambio climático y sus implicaciones ecológicas.

Principales métodos:

  • Análisis del Proyecto de Intercomparación de Modelos Acoplados (CMIP) modelos climáticos globales.
  • Revisión de los últimos 65 millones de años de magnitudes del cambio climático global.
  • Evaluación de las tasas y magnitudes de calentamiento proyectadas para el siglo XXI.

Principales resultados:

  • Las emisiones continuas impulsarán el calentamiento del siglo XXI comparable a los eventos geológicos pasados, pero mucho más rápido.
  • La velocidad implícita del cambio climático requiere desplazamientos anuales del rango de los ecosistemas de kilómetros.
  • Los ecosistemas se enfrentan a desafíos por el uso de la tierra, eventos extremos y tensiones que interactúan.

Conclusiones:

  • La rápida velocidad del cambio climático plantea amenazas significativas para los ecosistemas terrestres.
  • Los desafíos de adaptación se ven amplificados por la degradación de la tierra y otros factores de estrés ambiental.
  • Las estrategias urgentes de mitigación y adaptación son cruciales para la resiliencia de los ecosistemas.