About TAKAHASHI MASAYOSHI
About remote sensing
About natural disaster
About wind damage
About forest damage
About remotely piloted vehicle
About satellite image
About disaster investigation
About unmanned air vehicle
About Satellite Imagery
About damage survey
About windthrow
About Natural damages(=natural hazards)
About Photogrammetry,aerial photograph
About Forest mensuration(=dendrometry)
About 風倒
About 被害
About 森林施業
About リモートセンシング
About 把握
About 活用法