カリフォルニア州モントレー湾沿岸に形成された砂丘地におけるblowoutの観察

抄録

Topographic features of coastal sand dune located very close to the south end of Monterey Bay in California was observed on September 3, 1999. On this sand dune, landward winds formed blowout at many places and they often block traffic in the Highway. Detailed observation of topographic changes caused by blowout was made. Based on the field observation, longitudinal and vertical change of the sand dune associated with the formation of the blowout is summarized in the schematic diagram.