Oblique photographs taken during low-altitude transects of the Arctic Network of national park units and Selawik National Wildlife Refuge, Alaska, July 2013

Oblique images snapped from a Canon Rebel 3Ti with a Sigma zoom lens (18-200mm focal length), a Panasonic Lumix DMC-FZ200 (24x superzoom with variable focal length) and a Panasonic Lumix DMC-SZ7 (10x superzoom with variable focal length) of the arctic landscape during low altitude transects. Transects were conducted from small aircraft over the National Park Service’s Arctic Network (Bering Land Bridge National Preserve, Cape Krusenstern National Monument, Gates of the Arctic National Park and Preserve, Kobuk Valley National Park, and Noatak National Preserve) and the U.S. Fish and Wildlife Service’s Selawik National Wildlife Refuge in northwest Alaska.本数据集收录了低空样带飞行期间拍摄的北极景观斜拍影像，拍摄所用设备包括搭载适马（Sigma）18-200mm焦距变焦镜头的佳能（Canon）Rebel 3Ti相机、松下（Panasonic）Lumix DMC-FZ200 24倍可变焦超级变焦相机，以及松下（Panasonic）Lumix DMC-SZ7 10倍可变焦超级变焦相机。本次样带飞行由小型航空器执行，作业区域覆盖美国国家公园管理局（National Park Service）北极网络所辖保护区，包括白令陆桥国家保留地、克森斯滕角国家纪念地、北极门国家公园及保留地、科伯克谷国家公园与诺阿塔克国家保留地，同时涵盖美国鱼类及野生动物管理局（U.S. Fish and Wildlife Service）位于阿拉斯加西北部的瑟拉威克国家野生动物保护区。