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检索条件"作者=Gus Shaver"
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近期和长远时段内北极生态系统功能受到的影响
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AMBIO-人类环境杂志 2004年 第B11期33卷 424-434页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver 杨陈 梁君 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory
长期以来,就营养物质和碳循环而言,北极生态系统降低了初级生产力;能量,水和温室气体交换的水平已引起了局部和区域性的小幅度降温。大气CO_2中的碳沉积在广袤而寒冷的有机土壤中,冰雪覆盖的低矮植被产生高的反射率,都影响了局部气候。... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
不确定性及建议
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AMBIO-人类环境杂志 2004年 第B11期33卷 450-455页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver 寒江 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory
在北极气候影响评估(ACIA)中,一项气候及紫外线B辐射变化对北极陆地生态系统影响的评估着重强调了预期中的变暖的深远意义,尤其是变暖在未来生态系统功能、生物多样性,以及对气候的反馈方面的深远意义。然而,尽管在有些地理区域和有些学... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
北极陆地生态系统、气候及紫外线辐射的历史演变
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AMBIO-人类环境杂志 2004年 第B11期33卷 374-379页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver 徐玲玲 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory
在末次盛冰期,地球上很多大陆都被大量的冰层所覆盖,一些浅海域的海床露出水面将先前分离的大陆连接起来。尽管存在一些适宜于动植物生长而未被冰层覆盖的地区,但其年平均气温仍比更新世时期低10~13℃。在盛冰期的几千年时间内冰川开... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
基本原理,概念及评估办法
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AMBIO-人类环境杂志 2004年 第B11期33卷 369-373页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver 林宝法 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory
人们普遍认为,全球气候变暖在北极将进一步放大,由于平流层臭氧修复的可能延误,紫外线B(UV-B)辐射可能继续增加,北极环境及其居民可能特别易受这类环境变化的影响。上述共识促进了对气候变化影响的国际评估工作。北极气候影响评估... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
气候变化对景观和区域过程的影响及其对气候系统的反馈
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AMBIO-人类环境杂志 2004年 第B11期33卷 435-444页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Sibyll Schaphoff Stephen Sitch 张东秋 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Potsdam Institute for Climate Impact Research (PIK)
北极生态系统的生物和物理过程会在不同的时间、空间尺度上对地球生态系统产生反馈作用,并与之相互影响。气候变化对北极地区的影响及其对全球气候系统的反馈主要存在着四种潜在机制:反照率改变、生态系统对温室气体的排放或吸收、甲烷... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
近期和长远时段内北极生态系统结构受到的影响
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AMBIO-人类环境杂志 2004年 第B11期33卷 412-423页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Heikki Henttonen 李利平 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Finnish Forest Research Institute Vantaa Research Centre Vantaa Unit
生物在物种水平上对全球气候变暖和紫外线B(UV-B)辐射增强的反应受到其群落内其他物种以及生态系统内养分循环的调节,所有的这些反应将会导致生态系统结构的变化。根据高纬度地区环境因子的可能变化而做的控制试验表明,由夏季变暖而引... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
重要发现和扩展总结
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AMBIO-人类环境杂志 2004年 第B11期33卷 362-368页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Sibyll Schaphoff Stephen Sitch Christoph Zckler 许天虎 Abisko Scientific Research Station Department of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Castle Point on Hudson Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Potsdam Institute for Climate Impact Research(PIK) UNEP-WCMC
北极已成为对当前气候波动和预计的全球变暖增强的影响进行评估的重要地区。原因有以下几个方面:①在过去几十年中北极经历了大幅度的变暖过程(温度平均升高3℃,而在许多地区温度升高了4~5℃)。②气候预测表明气候呈现持续变暖趋... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
北极4个亚区的影响分析
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AMBIO-人类环境杂志 2004年 第B11期33卷 445-449页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Sibyll Schaphoff Stephen Sitch Christoph Zckler 周立志 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Potsdam Institute for Climate Impact Research (PIK) UNEP-WCMC
在评价北极陆地生态系统影响时,人们常常强调物种和生态系统对环境变化响应的地理变化,这种变化往往与气候、生物多样性、植被带、生态系统结构和功能的南-北梯度相关联,可是,环境、生态系统的功能和结构上,以及环境史和当前气候变化的... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
环境变化背景下北极生物的多样性、分布及其适应性
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AMBIO-人类环境杂志 2004年 第B11期33卷 380-393页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Josef Elster Heikki Henttonen Kari Laine Kari Taulavuori Erja Taulavuori Christoph Zckler 何永涛 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Institute of Botany Academy of Sciences of the Czech Republic Thule Institute University of Oulu UNEP-WCMC
生物个体是对气候变化和紫外线B(UV-B)辐射变化产生反应的基础,而且这种反应会在各种时间尺度上发生。北极地区的动物、植物以及微生物种类的多样性从表面上看是低的,而且从北方针叶林到极地荒漠逐渐减少,但其原始物种却很丰富。与这种... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
在物种水平上生物对气候和紫外线B辐射预期变化的响应
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AMBIO-人类环境杂志 2004年 第B11期33卷 394-411页
作者: Terry V.Callaghan Lars Olof Bjrn Yuri Chernov Terry Chapin Torben R.Christensen Brian Huntley Rolf A.Ims Margareta Johansson Dyanna Jolly Sven Jonasson Nadya Matveyeva Nicolai Panikov Walter Oechel gus shaver Josef Elster Ingilbjrg S.Jónsdóttir Kari Laine Kari Taulavuori Erja Taulavuori Christoph Zckler 闫魏 Abisko Scientific Research Station Departnent of Cell and Organism Biology Lund University A.N.Severtsov Institute of Evolutionary Morphology and Animal Ecology Russian Academy of Sciences Institute of Arctic Biology University of Alaska Department of Physical Geography and Ecosystem Analysis GeoBiosphere Science Centre Lund University School of Biological and Biomedical Sciences University of Durham Institute of Biology University of Troms Centre for Maori and Indigenous Planning and Development Lincoln University Physiological Ecology Group Botanical Institute University of Copenhagen Komarov Botanical Institute Russian Academy of Sciences Stevens Technical University Global Change Research Group San Diego State University The Ecosystems Center Marine Biological Laboratory Institute of Botany Academy of Sciences of the Czech Republic University of Svalbard Thule Institute University of Oulu UNEP-WCMC
控制实验表明,不同物种对每个环境因子变化变量产生的响应也存在着差异。植物往往对营养元素的变化反应最为强烈,尤其是氮素的增加。夏季增温实验表明,木本植物对温度的升高表现出了积极的响应,而地衣、苔藓类植物的丰富度却因增温而降... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论