Antarctic pelagic ecosystems on a warming planet

IF 16.7 1区 生物学 Q1 ECOLOGY
Oscar Schofield, Megan Cimino, Scott Doney, Ari Friedlaender, Michael Meredith, Carlos Moffat, Sharon Stammerjohn, Benjamin Van Mooy, Deborah Steinberg
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引用次数: 0

Abstract

High-latitude pelagic marine ecosystems are vulnerable to climate change because of the intertwining of sea/continental ice dynamics, physics, biogeochemistry, and food-web structure. Data from the West Antarctic Peninsula allow us to assess how ice influences marine food webs by modulating solar inputs to the ocean, inhibiting wind mixing, altering the freshwater balance and ocean stability, and providing a physical substrate for organisms. State changes are linked to an increase in storm forcing and changing distribution of ocean heat. Changes ripple through the plankton, shifting the magnitude of primary production and its community composition, altering the abundance of krill and other prey essential for marine mammals and seabirds. These climate-driven changes in the food web are being exacerbated by human activity.

地球变暖背景下的南极水层生态系统
由于海冰/大陆冰的动力学、物理学、生物地球化学和食物网结构相互交织,高纬度远洋海洋生态系统很容易受到气候变化的影响。南极半岛西部的数据使我们能够评估冰是如何通过调节海洋的太阳输入、抑制风的混合、改变淡水平衡和海洋稳定性以及为生物提供物理基质来影响海洋食物网的。状态变化与风暴强迫的增加和海洋热量分布的变化有关。这些变化波及浮游生物,改变了初级生产的规模及其群落组成,改变了磷虾和海洋哺乳动物及海鸟所必需的其他猎物的数量。人类活动加剧了食物网中这些由气候驱动的变化。
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来源期刊
Trends in ecology & evolution
Trends in ecology & evolution 生物-进化生物学
CiteScore
26.50
自引率
3.00%
发文量
178
审稿时长
6-12 weeks
期刊介绍: Trends in Ecology & Evolution (TREE) is a comprehensive journal featuring polished, concise, and readable reviews, opinions, and letters in all areas of ecology and evolutionary science. Catering to researchers, lecturers, teachers, field workers, and students, it serves as a valuable source of information. The journal keeps scientists informed about new developments and ideas across the spectrum of ecology and evolutionary biology, spanning from pure to applied and molecular to global perspectives. In the face of global environmental change, Trends in Ecology & Evolution plays a crucial role in covering all significant issues concerning organisms and their environments, making it a major forum for life scientists.
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