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Asymmetry of thermal sensitivity and the thermal risk of climate change
Global Ecology and Biogeography ( IF 6.3 ) Pub Date : 2022-07-21 , DOI: 10.1111/geb.13570
Lauren B. Buckley 1 , Raymond B. Huey 1 , Joel G. Kingsolver 2
Affiliation  

Understanding and predicting the biological consequences of climate change requires considering the thermal sensitivity of organisms relative to environmental temperatures. One common approach involves ‘thermal safety margins’ (TSMs), which are generally estimated as the temperature differential between the highest temperature an organism can tolerate (critical thermal maximum, CTmax) and the mean or maximum environmental temperature it experiences. Yet, organisms face thermal stress and performance loss at body temperatures below their CTmax, and the steepness of that loss increases with the asymmetry of the thermal performance curve (TPC).

中文翻译:

热敏感性不对称与气候变化的热风险

了解和预测气候变化的生物学后果需要考虑生物体相对于环境温度的热敏感性。一种常见的方法涉及“热安全裕度”(TSM),通常将其估计为生物体可以耐受的最高温度(临界热最大值,CT max)与其经历的平均或最高环境温度之间的温差。然而,生物体在低于其最大CT 的体温时会面临热应力和性能损失,并且这种损失的陡峭程度会随着热性能曲线 (TPC) 的不对称而增加。
更新日期:2022-07-21
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