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  Program of the GCCA Workshop

   25 January, 2001
   at the auditorium of Institute Low Temp. Sci., Hokkaido Univ.

 

9:00-9:05

Opening Address

9:05-9:10

Welcome Speech by Norihito Tambo (President,Hokkaido Univ., Japan)

9:10-9:40

Special Lecture by Atsumu Ohmura (Director,Institute for Climate Research, Swiss Federal Institute of Technology,Switzerland): Main characteristics of the radiation and heat budget ofNorthern Eurasia in global perspective

Session1: Atmospheric Science
Convener: Koji Yamazaki, Hokkaido Univ., Japan and Sachio Ohta, Hokkaido Univ., Japan

9:40

1-1

On Localization of Storm Tracks in an Idealized AGCM

 

 

M. Inatsu (Hokkaido Univ. , Japan), H. Mukougawa, S. P. Xie

10:00

1-2

Precipitation and storm features in the western Canadian Arctic region

 

 

Y. Asuma (Hokkaido Univ., Japan)

10:20

1-3

Cyclogenesis in the western Canadian Arctic region

 

 

M. Kato (Hokkaido Univ., Japan), Y. Asuma

10:40-10:50

Break

10:50

1-4

Investigation of Chemical Components in Solid Precipitation and Environmental Atmosphere at NY-Aelesund

 

 

T. Endoh (Hokkaido Univ., Japan), T. Takahashi, I. Noguchi, S. Koga, N. Kurita, N. Tanaka, M. Wada

11:10

1-5

Interannual to Decadal Variability of the Upper Layer Temperature in the Okhotsk Sea : A Relation with AO

 

 

M. Nakamura (Hokkaido Univ., Japan), S. Minobe

11:30

1-6

Transportation of Natural Gasin Arctic Area

 

 

H. J. Park (Seoul National Univ., Korea), J. M. Kang and J. Roh

11:50

1-7

Long-range Transport of Gaseous and Particulate Materials by FROSTFIRE

 

 

K. Yamazaki (Hokkaido Univ., Japan), H. Hatsushika

12:10

1-8

A Plan for the Ground-Based Infrared Observation of Trace Species in Siberia

 

 

I. Murata, H. Fukunishi (Tohoku Univ., Japan), H. Nakane

12:30-13:30

Lunch

Session2: Oceanography and Air-Sea Interaction
Convener: Nori Tanaka, Hokkaido Univ. and Observation Frontier Research System, Japan and Sei-ichi Saitoh, Hokkaido Univ., Japan

13:30

2-1

Satellite and Ship Observation of Coccolithophore in Bering shelf

 

 

S. Saitoh (Hokkaido Univ., Japan), T. Iida, K. Mizobata, T. Miyamura, M. Toratani, H. Fukushima

13:50

2-2

Exteme blooming of Coccolithophore in Bering Shelf observed during Mirai-2000 cruise

 

 

N. Tanaka (Hokkaido Univ. and Observation Frontier Research System, Japan), H. Narita

14:10

2-3

Has zooplankton community changed or not in the southeastern Bering Sea shelf recently ?

 

 

A. Iijima, N. Shiga (Hokkaido Univ., Japan)

14:30-14:50

Break

14:50

2-4

Primary productivity and chlorophyll a in the Bering Sea basin in summer and winter

 

 

S. Hashimoto (National Research Institute of Far Seas Fisheries, Japan), A. Shiomoto

15:10

2-5

Biogeochemical cycles in the continental shelves of the Arctic region

 

 

J. Zhang(Toyama Univ., Japan), H. Narita and M. Hirano

15:30

2-6

Impact of coccolithophore bloom on CO2 system in the Bering sea

 

 

M. Murata (JAMSTEC, Japan)

15:50

2-7

(Terrestrial Environments) Interannual variability and trends in the northern hemisphere annual snow-free period, 1971-1994

 

 

D. Dye (Frontier Research System for Global Change, Japan)

16:10-17:00

Tour of Institute of Low Temperature Science

17:00-19:00

Reception at Room 230, Institute of Low Temp. Sci., Hokkaido Univ.

Session3: Dynamic Change in Terrestrial Environments
Convener: Masami Fukuda, Hokkaido Univ., Japan and Kazuhisa Chikita, Hokkaido Univ., Japan

9:00

3-1

Environmental Study by GPR and SAR

 

 

M. Sato (Tohoku Univ., Japan)

9:20

3-2

Resistivity Structure of Permafrost Area by Transient Electromagnetic Method

 

 

K. Harada (Miyagi Agricultural College, Japan), K. Wada, M. Fukuda

9:40

3-3

Sediment Discharge in Yukon River, Alaska

 

 

K. Chikita (Hokkaido Univ., Japan), R. Kemnitz, R. Kumai, K. Hirayama

10:00

3-4

Forest Fires and Lightning in Alaska

 

 

H. Hayasaka (Hokkaido Univ., Japan), M. Lynch

10:20-10:30

Break

10:30

3-5

Spectral Decomposition of Tundra Vegetation in Alaska for Its Spatial Decomposition

 

 

K. Kushida (Hokkaido Univ., Japan), Y.W. Kim, S. Kojima, M. Shibuya, S. Tsuda, M. Fukuda

10:50

3-6

Alaska Image Database Using NOAA AVHRR

 

 

J. Kudoh (Tohoku Univ., Japan), S.W. George, S. I. Akasofu

11:10

3-7

Biomass Distribution of Disturbed Boreal Forests in Yakutsk, Russia

 

 

G. Takao (Forestry and Forest Products Research Institute, Japan), K. Kushida, T. C. Maximov, A. V. Kononov

11:30

3-8

Chronosequential Analysis of Aboveground Biomass and Nitrogen and Carbon Contents in Natural Larch Stands in Eastern Siberia

 

 

M. Shibuya (Hokkaido Univ., Japan), Y. Tsuno, H. Saitoh, K. Takahashi, T. Sawamoto, R. Hatano, A. P. Isaev, T.C. Maximov

11:50

3-9

A Broad-Scale Simulation of Transitional Change in the Carbon Dynamics of Boreal and Arctic Land Ecosystems along with Environmental Gradients

 

 

A. Ito (Frontier Research System for Global Change, Japan)

12:10

3-10

Carbon Budget Uncertainty of Siberian Boreal Forest in Global Warming

 

 

T. Sweda (Ehime Univ., Japan), H. Tsuzuki, T. Kusakabe, I. Danilin

12:30-13:30

Lunch

Session4: Dynamics of Crustal Movement in Subduction Zone
Convener: Minoru Kasahara, Hokkaido Univ., Japan

13:30

4-1

Microearthquake activity at Tohoku-Kurile arc-arc junction

 

 

K. Katsumata (Hokkaido Univ., Japan), N. Wada and M. Kasahara

13:50

4-2

Source process of moderate-size earthquake in northeastern Japan.

 

 

T. Okada (Tohoku Univ., Japan), T. Igarashi, T. Matsuzawa, N. Umino, A. Hasegawa

14:10

4-3

Energy and depth of Usu 2000 explosions estimated from crater size and explosion column duration: application of the field explosion experiments.

 

 

A. Goto (Tohoku Univ., Japan), A. Yokoo and H. Taniguchi

14:30

4-4

Numerical Simulations of Volcanic Plume Dispersal for Usu Volcano and Miyakejima in Japan

 

 

H. L. Tanaka (Univ. of Tsukuba, Japan), Kazumi Yamamoto

14:50

4-5

Crustal deformation related to the 2000 Usu Eruption

 

 

H.Takahashi (Hokkaido Univ., Japan), N.Okazaki and M.Kasahara

15:10-15:20

Break

15:20

4-6

Seismic monitoring by International co-operative Seismic Network around Arctic.

 

 

R. Hansen (Univ. of Alaska, U.S.A.), K.L.Lindquist

15:40

4-7

Recent seismicity in the northern Hokkaido and the southern Sakhalin.

 

 

M. Tamura (Hokkaido Univ., Japan), S.R. Se, C. O. Kim, A.Ivashchenko, M.Kasahara

16:00

4-8

Interactions Between the Landers and Hector Mine Earthquakes from Space Geodesy, Boundary Element Modeling, and Time-dependent Friction

 

 

E. J. Price (Univ. of Alaska, Fairbanks), R. Burgmann

16:20

4-9

Last news about volcanic activity in Kamchatka peninsula --Mutnovsky and Gorely volcanoes,especially.

 

 

V. Okrugin (Institute of Volcanology, Petropavlovsk-Kamchatsky, Russia), M. Zelensky, S. Senyukov, V. Maryunova

Session 3: Dynamic Change in Terrestrial Environments (Poster)
Convener: Minoru Kasahara, Hokkaido Univ., Japan

 

3-11

Regeneration of Larch Forests after Fire in Middle Taiga Subzone (North-East Siberia)

 

 

A. P. Isaev (Institute of Biological Problems of Cryolithozne, Yakutsk, Russia)

 

3-12

Post Disturbance Dynamics of the Ground Surface in Permafrost Landscapes, Yakutsk Area

 

 

N. Fedorov (Permafrost Institute, Yakutsk, Russia)

 

3-13

Temperature Regime of the Upper Permafrost in the Yakutsk Area

 

 

P. Konstantinov (Permafrost Institute, Yakutsk, Russia)

 

3-14

Interannual Variability of Frozen Ground Temperatures in Yakutsk

 

 

M. Fukuda, V. Rusakov (Permafrost Institute, Yakutsk, Russia), A. Egorov

 

3-15

Spatial variability of active layer ground moisture in Yakutsk area

 

 

R. Argunov (Permafrost Institute, Yakutsk, Russia)

 

3-16

Assessing the CH4 and N2O Fluxes in Thermokarst Ecosystems in Yakutsk, Russia

 

 

T. Morishita (Hokkaido Univ., Japan), R. Hatano, K. Takahashi, R. V. Desyatkin

 

3-17

Characteristics of Water and Heat Exchanges in Burnt and Unburned Larch Forests, Eastern Siberia

 

 

Y. Kobayashi (Japan Science and Technology Corporation and Hokkaido Univ., Japan), T. Machimura, G. Iwahana, M. Fukuda, A. N. Fedorov

 

3-18

Spatial distribution of active layer in boreal forest over continuous permafrost region near Yakutsk, Eastern Siberia

 

 

G. Iwahana (Hokkaido Univ., Japan), K. Kobayashi, A. N. Fedorov, M. Fukuda, T. Machimura

 

3-19

Temporal Variation of Fluxes of CO2, CH4, and N2O in Boreal Forest, Alaska

 

 

Y.W. Kim (Univ. of Alaska, Fairbanks, U.S.A.), N. Tanaka

Session4: Dynamics of Crustal Movement in Subduction Zone (Poster)
Convener: Minoru Kasahara, Hokkaido Univ., Japan

 

4-10

New GPS network in the OKMOK caldera, Alaska.

 

 

Y. Miyagi (Hokkaido Univ., Japan), F.Kimata, and J.Freymueller

 

4-11

Crustal movement in and around Kamchatka Peninsula observed by GPS network.

 

 

Y.Maruyama (Hokkaido Univ., Japan), H.Takahashi, B.Vilory, V.Levin, E. Gordeev, M.Kasahara

 

4-12

Monitoring of crustal movement in Premorie Krai, far eastern Siberia by using GPS.

 

 

M. D. Gerasimenko (Hokkaido Univ., Japan), N. V. Shestakov