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.

本数据集包含低空飞行穿越航线期间拍摄的北极景观斜拍影像，所用拍摄设备包括：搭载适马（Sigma）18-200mm焦距变焦镜头的佳能（Canon）Rebel 3Ti单反相机、松下（Panasonic）Lumix DMC-FZ200型24倍可变焦距超级变焦相机，以及松下（Panasonic）Lumix DMC-SZ7型10倍可变焦距超级变焦相机。
本次穿越航线由小型航空器执行，飞越区域涵盖美国国家公园管理局管辖的北极网络保护区群：白令陆桥国家保留地、克森斯滕角国家纪念区、北极之门国家公园及保留地、科伯克谷国家公园、诺阿塔克国家保留地，以及美国鱼类及野生动物管理局下辖的阿拉斯加西北部瑟拉威克国家野生动物保护区。