Forest fire impacts on hydrological processes and carbon cycle in East-Siberian taiga
Forest fire impacts on hydrological processes and carbon cycle in East-Siberian taiga
批准号:
18255014
负责人:
HASEGAWA Shuichi
金额:
$20.55万
依托单位:
依托单位国家:
日本
项目类别:
Grant-in-Aid for Scientific Research (A)
财政年份:
2006
资助国家:
日本
项目状态:
已结题
起止时间:
2006 至 2008
中文摘要
東シベリアカラマツ成熟林に対する地表火の影響は年降水量により異なり、平年並みでは地表面からの蒸発速度と土壌の貯水量が地表火の影響を受けず、林床植生の焼失で余剰になった土壌水分がカラマツ成熟木に利用されて林冠の炭素固定能力が向上した。しかし、多雨年が続くと地表火跡地の土壌含水率は飽和へ近づき、林冠木の衰退・枯損を誘発して炭素固定機能は低下した。森林衰退の跡地は湿地化が進み、生態系の遷移が沼地化へと不可逆的に移行して温暖化効果の多大なCH4放出源を作り出すことが懸念された
英文摘要
東シベリアカラマツ成熟林に対する地表火の影響は年降水量により異なり、平年並みでは地表面からの蒸発速度と土壌の貯水量が地表火の影響を受けず、林床植生の焼失で余剰になった土壌水分がカラマツ成熟木に利用されて林冠の炭素固定能力が向上した。しかし、多雨年が続くと地表火跡地の土壌含水率は飽和へ近づき、林冠木の衰退・枯損を誘発して炭素固定機能は低下した。森林衰退の跡地は湿地化が進み、生態系の遷移が沼地化へと不可逆的に移行して温暖化効果の多大なCH4放出源を作り出すことが懸念された
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DOI:
10.1029/2007jg000521
发表时间:
2008-06
期刊:
Journal of Geophysical Research
影响因子:
--
作者:
[F. Takakai;A. Desyatkin;C. Lopez;A. Fedorov;R. Desyatkin;R. Hatano]
通讯作者:
F. Takakai;A. Desyatkin;C. Lopez;A. Fedorov;R. Desyatkin;R. Hatano
Larch taiga on pernafrost is facing the risk of catastrophic degradation by immoderate increasing precipitation regimes
多年冻土上的落叶松针叶林正面临因降水过度增加而导致灾难性退化的风险
DOI:
--
发表时间:
2008
期刊:
影响因子:
--
作者:
[Hideyuki Saito, Hidenari Iwasaki, Alexander P. Isaev, Kazunobu Kuwao, Alexander N. Fedorov, Trofim C. Maximov, Shuich Hasegawa]
通讯作者:
Shuich Hasegawa
Study of parameter of chlorophyll fluorescence in Ephedra monosperma during cold hardening
麻黄冷炼过程中叶绿素荧光参数的研究
DOI:
--
发表时间:
2009
期刊:
In : 4th International Workshop on C/H_2O/ Energy balance and climate over boreal regions with special emphasis on eastern Eurasia (eds, Maximov TC.et al.)
影响因子:
--
作者:
[Sofronova VE., Saito H.]
通讯作者:
Saito H.
Effect of human activity on carbon balance in meadows in a thermokarst depression in Siberia
人类活动对西伯利亚热岩溶洼地草甸碳平衡的影响
DOI:
--
发表时间:
2007
期刊:
Eurasian Journal of Forest Research 10
影响因子:
--
作者:
[Desyatkin AR., Hatano R]
通讯作者:
Hatano R
Overview of artificial ground-fire experiment on water and carbon cycle processes in a mature larch forest of Spasskaya Padforest, Yakutia
雅库特斯帕斯卡亚森林成熟落叶松林中水和碳循环过程的人工地面火灾实验概述
DOI:
--
发表时间:
2008
期刊:
影响因子:
--
作者:
[Saito H., Iwasaki H. Kuwao K, Takahashi K., Hasegawa S., Maximov T. C.]
通讯作者:
Maximov T. C.
共 42 条
Historical Studies on the Rule of Provinces in the ancient Near Eastern "Empires" Synthesising Philological and Archaeological Studies
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批准号:17H04527
-
项目类别:Grant-in-Aid for Scientific Research (B)
-
资助金额:$10.98万
-
财政年份:2017
-
负责人:HASEGAWA Shuichi
-
依托单位:
Cross-Sectoral Research on Classic Literature: Focusing on "Preconceived Ideas" Reflected in Interpreting the "Religious Scriptures"
-
批准号:17K18492
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项目类别:Grant-in-Aid for Challenging Research (Exploratory)
-
资助金额:$4.08万
-
财政年份:2017
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负责人:HASEGAWA Shuichi
-
依托单位:
Empirical Historical Study of the Last Days of the Northern Kingdom of Israel(Fostering Joint International Research)
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批准号:15KK0061
-
项目类别:Fund for the Promotion of Joint International Research (Fostering Joint International Research)
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资助金额:$9.4万
-
财政年份:2016
-
负责人:HASEGAWA Shuichi
-
依托单位:
Empirical Historical Studies of the Last Days of the Northern Kingdom of Israel
-
批准号:26370827
-
项目类别:Grant-in-Aid for Scientific Research (C)
-
资助金额:$2.08万
-
财政年份:2014
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负责人:HASEGAWA Shuichi
-
依托单位:
Observation of isotope ion Coulomb crystals and generation of Rydberg ions in an ion trap
-
批准号:22340115
-
项目类别:Grant-in-Aid for Scientific Research (B)
-
资助金额:$11.48万
-
财政年份:2010
-
负责人:HASEGAWA Shuichi
-
依托单位:
Development of simple pyrolysis correction method and evaluation of concentration trend of carbonaceous species in atmospheric fine particles
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批准号:22710020
-
项目类别:Grant-in-Aid for Young Scientists (B)
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资助金额:$2.0万
-
财政年份:2010
-
负责人:HASEGAWA Shuichi
-
依托单位:
Improvement of measuring carbonaceous aerosols and its application to observation of trans-boundary atmospheric pollution in Asia
-
批准号:20710015
-
项目类别:Grant-in-Aid for Young Scientists (B)
-
资助金额:$1.83万
-
财政年份:2008
-
负责人:HASEGAWA Shuichi
-
依托单位:
Development of Earthquake Resistant Evaluation Method for Decrepit Small Earth Dam using Non-Destructive Exploration
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批准号:18580245
-
项目类别:Grant-in-Aid for Scientific Research (C)
-
资助金额:$2.57万
-
财政年份:2006
-
负责人:HASEGAWA Shuichi
-
依托单位:
Development of apparatus for single isotope analysis with lasers
-
批准号:17360455
-
项目类别:Grant-in-Aid for Scientific Research (B)
-
资助金额:$6.68万
-
财政年份:2005
-
负责人:HASEGAWA Shuichi
-
依托单位:
Research and Development of analyses on radioactive waste by means of laser
-
批准号:13308025
-
项目类别:Grant-in-Aid for Scientific Research (A)
-
资助金额:$23.88万
-
财政年份:2001
-
负责人:HASEGAWA Shuichi
-
依托单位:
海外基金