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*Papers published in peer-reviewed journals

(論文引用数）:2011年5月時点SCOPUS掲載数

  1. Umezawa Y., T. Miyajima, H. Ohba, T. Hayashibara, C. Yoshimizu, I. Tayasu and T. Nagata "Nitrogen and oxygen isotopic fractionation associated with nitrate uptake by macroalgae." (準備中)
  2. 塩川麻保, 山口聖, 梅澤有"有明海西岸域への地下水由来の栄養塩供給量の評価"(投稿済み)
  3. Siringan FP, Takeda K, Onodera S, Taniguchi M, Saito M, Hosono T, Jago-on K, and Umezawa Y "Reconstructing the metal pollution history of Metro Manila from depth profiles of sediments from three water bodies." (投稿済み)
  4. Umezawa Y., T. Miyajima and I. Koike "Environmental factors controlling spatial and seasonal variation of stable isotopes signatures in macroalgae growing at shallow fringing coral reefs." (投稿済み)
  5. Nakada S, Umezawa Y, Taniguchi M and Yamano H "Underground structures during saltwater inundation on Fongafale Islet, Funafuti Atoll, Tuvalu using electrical resistivity." Groundwater (accepted)
  6. Hata H and Umezawa Y. "Nutritional ecology of a territorial farmer fish, Stegastes nigricans" Ecological Research, 26: 809-818, (2011) (0)
  7. Hosono T, Su C, Delinom R, Umezawa Y., Toyota T, Kaneko S, Taniguchi M "Recent decline in heavy metal pollution in marine sediments in Jakarta Bay, Indonesia due to the effects of environmental regulations" Estuarine Coastal and Shelf Science, 92: 297-306, (2011) (0)
  8. Hosono T, Wang CH, Umezawa Y., Nakano T, Yoshimizu C, Tayasu I, Nagata T, Onodera S, and Taniguchi M "Multipule isotope (H,O, N, S, and Sr) approach elucidates the complex pollution causes in the shallow groundwaters of Taipei urban area" Journal of Hydrology, 397:23-36 (2011), (0)
  9. 中田聡史, 山野博哉, 梅澤有, 藤田昌史, 渡邊真砂夫, 谷口真人"比抵抗法による環礁州島における帯水層の塩水化評価"　日本リモートセンシング学会誌, 30: 317-330 (2010), (0)
  10. Hosono T, Siringan FP, Yamanaka T, Umezawa Y., Onodera S, Nakano T and Taniguchi M "Application of multi-isotope ratios to study the source and quality of urban groundwater in Metro Manila, Philippines" Applied Geochemistry,25: 900-909 (2010), (0)
  11. Osawa Y, Fujita K*, Umezawa Y, Kayanne H, Ide Y, Nagaoka T, Miyajima T and Yamano H "Human impacts on large benthic foraminifers near a densely populated area of Majuro Atoll, Marshall Islands." Marine Pollution Bulletin,60: 1279-1287 (2010), (0)
  12. Tanaka Y., T. Miyajima, Y. Umezawa, T. Hayashibara, H. Ogawa and I. Koike "Net release of dissolved organic matter by the scleractinian coral Acropora pulchra" Journal of Experimental Marine Biology and Ecology 377: 101-106 (2009), (0)
  13. Umezawa Y., T. Komatsu, M. Yamamuro and I. Koike "Physical and topographic factors affecting suspended particulate matter composition in a shallow tropical estuary."Marine Environmental Research 68:59-70 (2009), (0)
  14. Burnett WC, Chanyotha S, Wattayakorn G, Taniguchi M, Y. Umezawa, Ishitobi T. "Groundwater as a pathway of nutrient contamination in Bangkok, Thailand." Science of the Total Environment 407: 3198-3207 (2009), (0)
  15. Umezawa Y., Hosono T, Onodera S, Siringan F, Buapeng S, Delinom R, Yoshimizu C, Tayasu I, and Nagata T. and M. Taniguchi. "The source and mechanisms controlling nitrate and ammonium contaminations in groundwater at developing Asian-Mega cities, Metro Manila, Bangkok and Jakarta". Science of the Total Environment 407:3219-3231 (2009), (13)
  16. Onodera S, Saito M, Sawano M, Hosono T, Taniguchi T, Shimada J, Umezawa Y, Lubis RF, Buapeng S, Delinom R "Effect of intensive urbanization on chemical environment in deep groundwater; example in Bangkok and Jakarta". Science of the Total Environment, 407: 3209-3217 (2009), (0)
  17. Umezawa Y., T. Miyajima and I. Koike "Stable nitrogen isotope composition in sedimentary organic matter as a potential proxy of nitrogen sources for primary producers at a fringing coral reef." Journal of Oceanography, 64(6); 899-909 (2008), (1)
  18. Tanaka Y, Miyajima T, Yamada K, Hori M, Hasegawa N, Umezawa Y , Koike I "Specific growth rate as a determinant of carbon isotopic composition of a temperate seagrass Zostera marina." Aquatic Botany 89; 331-336 (2008), (0)
  19. Umezawa Y., T. Miyajima, Y. Tanaka, T. Hayashibara and I. Koike "Variation of internal d15N and d13C distribution and their bulk values in a brown macroalgae. Journal of Phycology, 43; 437-448 (2007), (1)
  20. Miyajima T, Hata T, Y. Umezawa, Kayanne H, I. Koike "Distribution and partitioning of nitrogen and phosphorus in a fringing reef lagoon of Ishigaki Island, northwestern Pacific. Marine Ecology Progress Series, 341: 45-57 (2007), (2)
  21. Sato T., T. Miyajima*, H. Ogawa, Y. Umezawa, I. Koike "Temporal variability of stable carbon and nitrogen isotopic composition of size-fractionated particulate organic matter in the hypertrophic Sumida River Estuary of Tokyo Bay. Estuarine Coastal and Shelf Science, 68: 245-258 (2006), (4)
  22. Komatsu T., Y. Umezawa, M.Nakaoka, C.Supanwanid and Z.Kanamoto "Water flow and sediment in Enhalus acoroides and other seagrass beds in the Andaman Sea, off Khao Bae Na, Thailand." Coastal Marine Science, 29(1): 63-68 (2004), (-)
  23. Yamamuro M., Y. Umezawa and I. Koike "Internal variation of nutrients and C stable isotope ratios in the leaves of the seagrass Enhalus acoroides (L.f) Royle." Aquatic Botany, 79: 95-102 (2004), (2)
  24. Umezawa Y., T.Miyajima, I. Koike and H. Kayanne "Significance of groundwater nitrogen discharge into coral reefs at Ishigaki Island, southwest of Japan." Coral Reefs, 21:346-356 (2002), (32)
  25. Umezawa Y., T.Miyajima, M.Yamamuro, H. Kayanne and I. Koike "Fine scale mapping of land-derived nitrogen in coral reefs, by d15N values in macroalgae."Limnology and Oceanography, 47(5) 47:1405-1416 (2002), (40)
  26. Suzumura M., T.Miyajima, H.Hata, Y. Umezawa and H.Kayanne, I. Koike "Cycling of phosphorus maintains the production of microphytobenthic communities in carbonate sediments of a coral reef". Limnology and Oceanography, 47:771-781 (2002), (9)
  27. Yamamuro M., Y. Umezawa and I. Koike "Seasonality in nutrient concentrations and stable isotope ratios of Halophila ovalis growing on the intertidal flat of SW Thailand." Limnology, 2:199-205 (2002), (2)
  28. Miyajima T., M. Suzumura, Y. Umezawa and I. Koike "Microbiological nitrogen transformation in carbonate sediments of a coral-reef lagoon and associated seagrass beds (Ishigaki Island, western subtropical Pacific)," Mar. Ecol. Prog. Ser., 217: 273-286 (2001), (19)

*Papers published in peer-reviewed proceedings

  1. Saito M, Onodera S, Umezawa Y, Hosono T, Shimizu Y, Delinom R, Taniguchi M "Evaluation of nitrate attenuation potential in the groundwater of Jakarta metropolitan area, Indonesia." IAHS publication 329: 305-310 (2009)
  2. Umezawa Y, Onodera S, Ishitobi T, Hosono T, Delinom R, Burnett WC, Taniguchi M. "Effect of urbanization on the groundwater discharge into Jakarta Bay." IAHS publication 329: 233-240 (2009)
  3. Hosono T, Delinom R, Onodera S, Umezawa Y, Nakano T, Taniguchi M. "Cause of groundwater contamination in Jakarta alluvium volcanic fan deduced by sulfate and strontium isotope ratios." IAHS publication 329: 201-206 (2009)
  4. Hosono T., Umezawa Y, Onodera S, Wang C-H, Siringan F, Buapeng S, Delinom R, Nakano T, and Taniguchi M. "Characteristics of major ion concentrations in natural water at Southeast Asian mega cities (Seoul, Taipei, Bangkok, Jakarta, and Manila)." Proceedings of HydroChange 2008, 295-300 (2008)
  5. Umezawa Y, Herzfeld I, Colgrove C, Smith CM "Impact of terrestrial nutrients through submarine groundwater discharge (SGD) on macroalgal bloom at fringing reef ecosystem" Proceedings of HydroChange 2008 619-624 (2008)
  6. Taniguchi M., Shimada J., Fukuda Y., Onodera S., Yamano M., Yoshikoshi A., Kaneko S., Umezawa Y, Ihitobi T., K.A.B. Jago-on "Degradation of subsurface environmental in Asian coastal cities" Proceedings of HydroChange 2008, 605-610 (2008)
  7. Umezawa Y., T. Ishitobi, S. Rungsupa, S. Onodera, T. Yamanaka, C. Yoshimizu, I. Tayasu, T. Nagata and M. Taniguchi Y. "Fresh groundwater contributions to the nutrient dynamics at shallow subtidal areas adjacent to a mega city, Bangkok., IAHS publication 312:169-179 (2007)
  8. Ishitobi T., Taniguchi M.,Umezawa Y., Kasahara S., Onodera S., Hayashi M., Miyaoka K., Hayashi M., & Miyake K. (2007) "Investigation of submarine groundwater discharge using several methods in the inter-tidal zone. IAHS publication 312:60-67, (2007)
  9. Tanaka Y., T. Miyajima, Y. Umezawa, H. Fukuda, I. Koike, H. Ogawa and T. Hayashibara "Effects of nitrate enrichment on release of dissolved organic carbon and nitrogen from zooxanthellate coral, Acropora pulchra and Porites cylindrica." Proceedings of 10th International Coral Reef Symposium, 925-931 (2006)

*Papers contributed to reports

  1. Umezawa Y., Role of GIS working group - the progress in 2007 and future plan, Progress Report "Human Impacts on Urban Subsurface Environments"
  2. 小池 勲夫、梅澤 有 (2005) "海草藻場生態系における物質循環-特に熱帯域に注目して-" 月刊海洋 vol.37(2) 139-147
  3. Yamamuro M., Y. Umezawa and I.Koike (2003) "Internal Variation of Nutrients and CN Stable Isotope Ratios in the Leaves of the Seagrass Enhalus Acoroides (L. f.) Royle." (In) Conservation of Tropical Seagrass Beds with Special Reference to Their Role of Function of Coastal Ecosystem. (eds. I. Koike), 70-81
  4. Umezawa Y., M.Yamamuro, I.Koike and K.Lewmanomont (2003) "The variable nitrogen sources for macrophyte at intertidal seagrass beds during dry season, evaluated from algal species and stable isotopes" (In) Conservation of Tropical Seagrass Beds with Special Reference to Their Role of Function of Coastal Ecosystem. (eds. I. Koike), 97-111
  5. Umezawa Y.,T.Komatsu and Koike (2003) "Variable physical causing diverse quality and quantity of suspended organic matters at adjacent seagrass beds in a Thailand shallow estuary" (In) Conservation of Tropical Seagrass Beds with Special Reference to Their Role of Function of Coastal Ecosystem. (eds. I. Koike), 1-24
  6. 梅澤 有, 宮島利宏, 山室真澄, 茅根創, 小池 勲夫 (2001) "熱帯・亜熱帯沿岸域における陸源窒素影響域の解析−底生大型藻類のd15Ｎの利用 ."月刊海洋 Vol.33, No.7, 472-476
  7. Yamamuro M.,Y. Umezawa and I.Koike (1999) "Temporal change of nutrient contents and stable isotope ratios in Halophila ovalis growing in the intertidal flat" (In): Effect of grazing and disturbance by dugongs and turtles on tropical seagrass ecosystems. (eds. I. Koike), 91-102
  8. Koike I,. M.Nakaoka, H.Iizumi, Y. Umezawa, T.Kuramoto, T.Komatsu, M.Yamamuro, K.Kogure, C.Supanwanid and K.Lewmanomont (1999) "Environmental factors controlling biomass and production of seagrass of southern Thailand" (In): Effect of grazing and disturbance by dugongs and turtles on tropical seagrass ecosystems. (eds. I. Koike), 66-81
  9. Umezawa Y., I.Koike,and K.Lewmanomont (1999) "Effects of terrestrial input to the attached algae analyzed by stable isotope technique." (In): Effect of grazing and disturbance by dugongs and turtles on tropical seagrass ecosystems. (eds. I. Koike), 1-16

*Articles contributed to books

  1. 梅澤 有、『アジア巨大都市−都市景観と水・地下環境−』（2011年3月）谷口真人・谷口智雅・豊田知世編著　新泉社、182p．
  2. 梅澤 有、窒素循環『地球環境学事典』（2010年10月）総合地球環境学研究所編　弘文堂、651p．
  3. "From Headwaters to the Ocean: Hydrological Change and Watershed Management"(2008) (Eds) M. Taniguchi, W.C. Burnett, Y. Fukushima, M. Haigh and Y. Umezawa, AK Leiden, The Netherlands, CRC Press/Balkema.
  4. 梅澤 有、 III 多様性：海の生態系を乱す地下水汚染 『地球の処方箋』（2008年3月）総合地球環境学研究所 編　昭和堂
  5. 梅澤 有、 6章　陸域由来窒素が沿岸海域に与える負荷─大型藻類の窒素同位体比から 『流域環境評価と安定同位体』（2008年2月）永田俊・宮島利宏 編　京大出版会
  6. 高津文人・梅澤 有・田中義幸、 15章　一次生産者の同位体比の特徴とその変動要因 『流域環境評価と安定同位体』（2008年2月）永田俊・宮島利宏 編　京大出版会

*Papers contributed to proceedings

  1. Umezawa Y "Introduction of the coastal areas & the studies on nutrient dynamics around Nagasaki, International Symposium on the Sustainability and Productivity of Coastal Resources", Nagasaki, Jan 2011.
  2. 梅澤 有，中田聡史, 谷口真人，利部 慎，浅井和由，Greg Wolff, Gunter Koepke，山野博哉. "環礁洲島における地下水滞留時間の推定." 日本サンゴ礁学会13回大会, つくば 2010年12月.
  3. Umezawa Y., Onodera S, Shimizu Y, Shiokawa M, Yamaguchi A, Yasumoto J, Hayashi M, Ushihara Y "Effects of Urbanization on the Groundwater Discharge into a Semi-closed Bay: Osaka Bay, Japan, Based on 222Rn measurements" 3rd Ra-Rn meeting, Jerusalem, Israel, Mar. 2010
  4. 梅澤 有、塩川麻保、山口聖、小野寺真一、清水裕太、安元純、林美鶴、牛原康博 "222Rnを用いた大阪湾への地下水流入量の評価"　日本海洋学会春季大会、品川、東京、2010年3月
  5. Umezawa Y., Onodera S, Ishitobi T, Hososno T, Delinom R, Burnett WC, and Taniguchi M "Effect of urbanization on the groundwater discharge into Jakarta Bay" 8th IAHS scientific assembly and 37th IAH congress, Hyderabad, India, Sept. 2009
  6. Umezawa Y., Hosono T, Onodera S, Siringan F, Buapeng S, Delinom R, Yoshimizu C, Tayasu I, and Nagata T. and M. Taniguchi. " Sources of nitrate contaminations in groundwater under developing Asian-Mega cities." AGU fall meeting, CA, USA, Dec. 2008
  7. 梅澤 有、小野寺真一、清水裕太　「222Rnを指標とした内湾への地下水流入フラックスの定量評価」 日本陸水学会, 札幌、2008年10月
  8. Umezawa Y, Herzfeld I, Colgrove C, Smith CM "Impact of terrestrial nutrients through submarine groundwater discharge (SGD) on macroalgal bloom at fringing reef ecosystem"HydroChange 2008, October, 2008（座長)
  9. Umezawa Y, Onodera S, Hosono T, Nakano T, Taniguchi M "Relationships between Rn-222 concentrations in groundwater and geological settings in Western Japan" AOGS, Busan, Korea, June 2008
  10. Umezawa Y, Hosono T, Taniguchi M, Onodera S "Carbon and nitrogen characteristics of sedimentary organic matter as indicators of historical trophic state in Osaka Bay and Jakarta Bay" AOGS, Busan, Korea, June 2008
  11. 梅澤 有、宮島利宏、田中泰章、大葉英雄、林原毅、由水千景、陀安一郎、永田俊　「大型藻類の硝酸塩取り込みに伴う同位体分別効果の定量」 日本海洋学会, 品川、2008年3月
  12. Umezawa Y, Hosono T, Onodera S, Siringan F, Buapeng S, Delinom R, and M. Taniguchi. "Sources of nitrate and ammonium contaminations in groundwater at developing Asian megacities". International Symposium "Current Problem in Groundwater Management and Related Water Resources Issues" Bali, Indonesia, December 2007
  13. Umezawa Y., Ishitobi T, Rungsupa S, Onodera S, Yamanaka T, Yoshimizu C, Tayasu I, Nagata T, and Taniguchi T "Groundwater contributions to the nutrient dynamics at shallow inter- and sub- tidal areas adjacent to a mega city, Bangkok. " International Union of Geodesy and Geophysics, Perugia, Italy, July 2007
  14. 梅澤 有、細野高啓、小野寺真一、由水千景、陀安一郎、永田俊、谷口真人「アジア大都市における地下水中の硝酸汚染の時空間的な起源の評価」 地球惑星連合大会, 幕張、2007年5月
  15. 梅澤 有.、石飛智稔、小野寺真一、山中勤、陀安一郎、永田俊、谷口真人「バンコク市近郊の潮下帯における海底地下水湧出と含有栄養塩に占める淡水地下水寄与量の評価」 地球惑星連合大会、幕張、2007年5月（座長：水循環に関わる物質輸送）
  16. Umezawa Y., T. Miyajima, Y. Tanaka, I. Koike, H. Ohba, and T. Hayashibara "Seasonal and spatial variations of nitrogen sources for macroalgae and its controlling factors assessed by 15N and other chemical components in algal thalli at fringing coral reefs" 10th ICRS, Okinawa, Japan, July 2004
  17. Umezawa Y., T.Komatsu, M.Yamamuro and I. Koike "Various physical forcing controlling chemical compositions of suspended matters in water column of seagrass beds in a Thailand estuary "ASLO meeting, Hawaii, USA, February 2004
  18. 梅澤 有、田中泰章、宮島利宏、林原毅、大葉英雄、小池勲夫「褐藻類Padina spp.のd15N分布からみた陸起源窒素影響域の季節変化とその要因の解析」 日本サンゴ礁学会、琉球大学、那覇 2003年11月（座長：サンゴ礁における物質循環）
  19. 梅澤 有、秦浩司、藤河芳枝、宮島利宏、茅根創、小池勲夫 "パラオ諸島裾礁サンゴ礁における堆積物-水柱間の栄養塩循環" 地球惑星連合大会、東京、2001年5月
  20. 梅澤 有、 宮島利宏、小池勲夫 「熱帯・亜熱帯沿岸域における陸源窒素影響域の解析−底生大型藻類のd15Ｎの利用」, 東大海洋研シンポジウム、 海洋の窒素循環-21世紀の海洋学の展望-、東京大学、中野、2000年12月
  21. Umezawa Y., T.Miyajima, M.Yamamuro, H.Kayanne and I.Koike, "Terrestrial Nitrogen Impact to Coral Reefs Evaluated by Stable Nitrogen Isotope of Macroalgae" 9th International Coral Reef Symposium, Bali, Abstract, October 2000
  22. 梅澤 有、宮島利宏、山室真澄、山野博哉、茅根創、小池勲夫　"サンゴ礁域への陸源窒素影響域の解析-大型藻類の 15NとC/N比の有効性"　日本海洋学会秋季大会, 九州大学、福岡、2000年9月
  23. 梅澤 有 、宮島利宏、小池勲夫、山野博哉、茅根創　「サンゴ礁海域への地下水を通しての陸起源栄養塩の流入量の定量」 日本海洋学会秋季大会, 京都大学、京都、1998年9月
  24. 梅澤 有 、宮島利宏、小池勲夫　「地下水を通したサンゴ礁への栄養塩の流入」　東大海洋研シンポジウム (沿岸環境と生態系の変化), 東京大学、東京、1998年6月
Copyright Dr. Yu UMEZAWA. All rights reserved. Last update May, 2011