IAVCEI2008 総会参加報告

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HMINATO OKI HWADA KUMURA USUDA

OYAMA AITO AKARADA AENO

ATSUSHIMA IURA IYABAYASHI

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International Young Researchers Empowerment Center, Shinshu University, Asahi, Matsumoto, Nagano, Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo, Hongo,

Institute of Advanced Industrial Science and

Techno-km IAVCEI km Reykjavı´k Reykjavı´k Kevlavı´k Reykjavı´k Reykjav´ık LAN

Earthquake Research Institute, University of Tokyo, Bunkyo-ku, Tokyo , Japan. Yayoi, Bunkyo-ku, Tokyo , Japan.

Institute of Geology and Geoinformation, National

Japan. logy, Higashi, Tsukuba , Japan.

Civil Engineering Research Laboratory, Central Graduate School of Science, Earth Science, Tohoku Research Institute of Electric Power Industry, University, , Aramaki Aoba, Aoba-ku, Sendai, Abiko, Abiko-shi, Chiba , Japan. Miyagi , Japan.

Corresponding author : Takao Ohminato e-mail : [email protected]

Takao O , Yosuke A , Michiko O , Satoshi O , Chiho K , Takao K , Takeshi S , Shinji T , Fukashi M ,

Nobuo M , Daisuke M , Sawako M

Report of IAVCEI

General Assembly in Reykjav´

ık, Iceland

IAVCEI

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Table . The number of participants according to a

country or region. _{Dr. Olafur Ragnar Grı}_´msson

Country Number of Participants USA UK Japan Italy Germany France

Dr. Tom Beer IUGG Iceland

New Zealand IAVCEI

IAVCEI Canada

IAVCEI Australia

Mexico

Wager Medals : Alessandro Aiuppa, Joachim Gottsmann Switzerland _{Kra t Medal : Christopher Newhall}

Ireland Walker Award : Diana Roman, Fukashi Maeno Thorarinsson Medal : Stephen Sparks Portugal Walker Award Russian Federation Others Total ISK

Hans-Ulrich Schmincke History of volcanolo-gy

Thorarinsson Medal Stephen Sparks Volcanic Conduit

ISK ISK

ISK volcanic conduit

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Caldera volcanism, Cham-ber and conduit, Lava and domes, Tephra studies,

Ig-IAVCEI 225 Explosive volcanism Reykjav´ık Sigurdsson IAVCEI Doyle Roche Manga abrasion Allard

nimbrites, Lahars, Subaqueous explosive volcanism,Explo- Botcharnikov Bureau and Foy sive volcanism

Mongrain and Larsen

Alison Rust Subaqueous explosive volcanism

Rust McPhie , ; Spilliaert ,

White

Zimanowski

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work for Observation of Volcanic and Atmospheric Change) Volcanic and

Remote sensing of volcanoes Advances 226

Lees

Volatiles in magmas

geothermal systems at the Earth’s surface, The transport and interactions of aqueous ﬂuid and gases in

magmatic-hydrothemal systems Geodynamic and

tec-tonic controls on volcanism, Chambers and conduits, Geodynamic and tectonic controls on volcanism, Advances in geochemical volcano monitoring in volcano seismology and acoustics

InSAR

SO Jo´nsson Sierra Negra InSAR NOVAC (Net- trapdoor faulting

Masterlark and Dickinson Okmok InSAR NOVAC EU Mini-DOAS SO Poland Montgomery-Brown SO SO

Piton de la Fournaise Staudacher

CCD Bachelery

SO

CCD Cayol Piton de la Fournaise InSAR InSAR multi-parameter monitoring SEA-CALIPSO Sparks Voight Santiaguito

Santa Maria Baptie and Corbin

et al. et al. et al. et al. et al. et al. et al. et al. , , , , , ,**2 ,**1 ,**1 0 ◊ -/ ,**1 +33* , -, / , .

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Main Crater Lake

SO Johnston

Costanza Bonadonna Catherine Hickson

GEO Grid

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RAMMS Taddeucci Ray

K. Kelfoun Cas

S. Ogrurn Titan D

Historical ﬂood basalts - the Eldgj´a and Laki lavas Rift zone tectonics

Torfajo¨kull area rhyolites and basalts

Sandars and volcanic j¨okulhlaup deposits in South Iceland

Bruce

Houghton, Jacopo Taddeucci, Sharon Allen, Neotectonics and volcanism of Reykjanes peninsula Hengill central volcano and its geothermal area Tertiary volcanism in the Hvalfo¨r ur region Geology of the Western volcanic zone/Thingvellir B. Scheu

H. Wright Hekla volcano

H. Sigurdsson Grı´msvo¨tn volcano-ice interaction Vatnajo¨kull trav-B. Brand erse

Phreatomagmatism in the Eastern Volcanic Zone S. Charbonnier The Neovolcanic Zone, including Askja and Kraﬂa

A. Belousov Tertiary ﬂood basalts, volcanic centres, mixed magmas, Laki and Eldgj´a lavas in the footsteps of S. Kobs George P.L. Walker

ATHAM

N. Deligne

A. Volentik IAVCEI http : //www.

TEPHRA B. iavcei .hi.is/page/I -trips Houghton D. Andronico P. Allard CO J. Rice T. Jude-Eton Grı´msvo¨tn E. Doyle O. Roche

M. Manga Katla, Grı´msvo¨tn

P. Dellino volcanic jo¨kulhlaup

C. Hamilton Katla

rootless cone J. km

Dufek J. , m s

Sandars and volcanic jo¨kulhlaup deposits in South Iceland W , -, , - . , . ., ,0 ,**0 , ,**2 *2 +332 ,**1 ,**. .1, +3+2 + 2 , -** *** + -, 3 - + ῌ

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Reykjav´ık Jo¨kuls´arlo´n

IAVCEI 229

Katla Grı´msvo¨tn

Katla

My´rdalsjo¨kull Drumbabo´t

Fig. . A scene of the ﬁeld excursion at Hengill geothermal ﬁeld (Taken by Takao Koyama).

Hengill My´rdalsjo¨kull Katla

V´ık Hengill Reykjav´ık V´ık basalt Hjo¨rleifsh¨of i Nesjavellir Vatnajo¨kull Grı´msv¨otn m m km m kettle hole Reykjavı´k Thingvallavatn Thingvellir Neshavellir Thingvallavatn Thingvellir Thingvellir

Gretar Ivarsson Gestur Gislason Hengill

Thingvellir Field Trip

Hengill central volcano and its geothermal area W ,**2 + 3 ,* + +* + + , +3+2 + +33* + -2** +** +330 , + /* /* +** , /* 0* , , - 3-* -- ,

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Fig. . A photograph taken from the summit of a rhyolitic table mountain located at the southern edge of Krafka caldera. Rift zone fault topo-graphy, Hverfjall tu cone ( , years old), and table mountains are seen. In the “extra trek-king”, we go on walking and walking on such a Hekla

geographical feature (Taken by Daisuke Miura). Krafla caldera km _{tu cone} Extra trekking Hekla H Hekla H Hekla S HS, Hekla H H Krafla Askja A. Ho¨skuldsson F. Sigmundsson Hekla G. Sverrisdottir Hekla Leirubakki ;

Akureyri Hu´sav´ık transform fault Theystareykir ﬁssure swarm

Hekla ; My´vatn Krafla Oxarjo¨r ur My´vatn km ; Her ubrei Hekla Askja Oskjuvatn ; My´vatn Hekla volcano

The Neovolcanic Zone, including Askja and Kraﬂa

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Tenerife Cities on Vol-cano IAVCEI 231 Hverfjall tu cone ; extra trekking : km

military training extra trekking

Thor Thordarson extra Laki Eldgja´

rootless cone rootless

Egilssta ir Reykjav´ık Reykjav´ık

Laki, Eldgja´, Hekla

Ian Gibson, Hjo¨rleifur Guttormsson, Omar Sma´rason

IAVCEI George P.L. Walker

Brei dalsv´ık The George Walker Science Research Centre

IUGG Vatnajo¨kull Nesjavellir

Cities on Volcanoes

Reykjavı´k

iceland spar

Tertiary ﬂood basalts, volcanic centres, mixed magmas, Laki and Eldgja´lavas in the footsteps of George P.L. Walker W W ,**3 ,**2 # ,1** / , 0- /3 0/ -2 +0 /. ,, -1 +0 ** +* + . . ,+ ≈ - ++ ,, . . ,*+-0 ,*++ , / +323 - 0 .

IAVCEI2008 総会参加報告

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