Baseline Coastal Oblique Aerial Photographs Collected from Breton Island, Louisiana, to the Alabama-Florida Border, July 13, 2013.

The U.S. Geological Survey (USGS) conducts baseline and storm response photography missions to document and understand the changes in vulnerability of the Nation's...美国地质调查局（U.S. Geological Survey, USGS）执行基线与风暴响应摄影任务，旨在记录并探析全美……的脆弱性变化。