2010 Fiscal Year Final Research Report
Field studies on mixing state of dust and bioaerosol at desert areas : Direct sampling with balloon-borne instruments
Project/Area Number |
20253005
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Research Category |
Grant-in-Aid for Scientific Research (A)
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Allocation Type | Single-year Grants |
Section | 海外学術 |
Research Field |
Meteorology/Physical oceanography/Hydrology
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Research Institution | Kanazawa University |
Principal Investigator |
IWASAKA Yasunobu Kanazawa University, フロンティアサイエンス機構, 特任教授 (20022709)
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Co-Investigator(Kenkyū-buntansha) |
CHOU Daishu 熊本県立大学, 環境共生学部, 教授 (90322726)
KOBAYASHI Fumihisa 金沢大学, 自然システム学系, 准教授 (60293370)
KMAKI Teruya 金沢大学, 物質科学系, 准教授 (70345601)
KAKIKAWA Makiko 金沢大学, 環日本海域環境研究センター, 助教 (10359713)
HON Chon San 金沢大学, 医薬保健研究域, 研究員 (90464049)
HON Chon San 金沢大学, 薬学系, 助教 (90372490)
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Project Period (FY) |
2008 – 2010
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Keywords | 黄砂バイオエアロゾル / 気球観測・航空機観測 / 黄砂発生源地 / 能登半島 / 立山積雪 / 微生物多様性 / 黄砂の混合状態 |
Research Abstract |
About 10% of dust particles had internal mixing state of dust and bioaerosols on the basis of the field measurements made in the atmosphere at Taklamakan desert, and this observational fact suggested that atmospheric bioaerosols detected in KOSA episode were originally transported from dust source areas by westerly. The measurements at NOTO peninsula showed clear increase in content of atmospheric bioaerosols during KOSA episode, and confirmed that bioaerosols were transported with KOSA particles in the atmosphere. Bioaerosols have been detected in the dust layers in the snow layer which accumulated near the summit of Mt.Tateyama during winter, and also suggest the possible long range transport and global diffusion of bioaerosols from KOSA source regions.
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Research Products
(21 results)
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[Journal Article] Phylogenetic analysis of atmospheric halotorerant bacterial communities at high altitude in the Asian dust (KOSA) arrival region, Suzu City2010
Author(s)
T.Maki, S.Suzuki, F.Kobayashi, M.Kakikawa, Y.Tobo, M.Yamada, T.Higashi, A.Matsuki, C.Hong, H.Hasegawa, Y.Iwasaka
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Journal Title
Sci.Total Environ. 408
Pages: 4556-4562
Peer Reviewed
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[Journal Article] Phylogenetic diversity and vertical distribution of a halobacterial community in the atmosphere of an Asian dust (KOSA) arrival region, Suzu City2009
Author(s)
Maki, T., S.Suzuki, F.Kobayashi, M.Kakikawa, M.Yamada,T.Higashi, A.Matsuki, C.Hong, Y.Tobo, H.Hasegawa, K.Ueda, Y.Iwasaka
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Journal Title
J.Echo.Technol.Res. 14
Pages: 255-259
Peer Reviewed
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[Journal Article] Mixture of Kosa (Asian dust) and bioaerosols detected in the atmosphere over the Kosa particle source regions with balloon-borne measurements : possibility of long-range transport2009
Author(s)
Iwasaka, Y., G.-Y.Shi, M.Yamada, F.Kobayashi, M.Kakikawa, T.Maki, T.Naganuma, B.Chen, Y.Tobo, C.S.ong
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Journal Title
Air Quality, Atmosphere and Health
Pages: DOI 10.1007/s11869-009-0031-5
Peer Reviewed
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[Journal Article] Phylogenic diversity and vertical distribution of a halobacterial community in the atmosphere of an Asian dust (KOSA) source region, Dunhuang city, air quality2008
Author(s)
Kakikawa, M., F.Kobayashi, T.Maki, M.Yamada, T.Higashi, B.Chen, G.-Y.Shi, C.S.Hong, Y.Tobo, Y.Iwasaka
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Journal Title
Air Quality, Atmosphere and Health
Pages: DOI 10.1007/s11869-008-0016-9
Peer Reviewed
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[Journal Article] Dustborne microorganisms in the atmosphere over Asian dust source region2008
Author(s)
Kakikawa, M., F.Kobayashi, T.Maki, M.Yamada, T.Higashi, B.Chen, G.-Y.Shi, C.S.Hong, Y.Tobo, Y.Iwasaka
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Journal Title
Air Quality, Atmosphere and Health
Pages: DOI 10.1007/s11869-008-0024-9
Peer Reviewed
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[Journal Article] Ecophysiological analysis of halobacteria in bioaerosol2008
Author(s)
T.Maki, S.Susuki, F.Kobayashi, M.Kakikawa, M.Yamada, T.Higashi, C.Hong, Y.Tobo, H.Hasegawa, K.Ueda, Y.Iwasaka
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Journal Title
Ecotechnol.Res. 13
Pages: 309-313
Peer Reviewed
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