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Graduate School of Environmental Earth Science, Hokkaido University Faculty of Integrated Environmental Sciences
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Shiro TSUYUZAKI
Plant community ecology / Environmental conservation
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
(Update on September 13 2010)
Molten rock expelled from volcanoes during eruptions
Mount Eniwa
Mount Koma
Mount St. Helens
Rangitoto Island 
Mount Usu
A moving outpouring of lava, created during a non-explosive effusive eruption