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Chemistry of Orange and Reference Streams in Northwestern Alaska 미국
These data include water chemistry from headwater streams to large rivers that have recently turned orange and reference rivers that have not. These samples were collected in two national... -
Hydrographic and Impairment Statistics Database: KOVA 미국
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the... -
Digital Geologic-GIS Map of the Brooks Range and Vicinity, Alaska (NPS, GRD, GRI, CAKR, GAAR, NOAT, KOVA, ARCN digital map) adapted from a U.S. Geological Survey Scientific Investigations Map by Wilson, Hults, Mull and Karl (2015) 미국
The Digital Geologic-GIS Map of the Brooks Range and Vicinity, Alaska is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.)... -
Administrative Boundaries Centroids of National Park System Units 미국
National Park Service unit points. -
AKR Exotic Plant Management (EPMT) Geodatabase 미국
Exotic plant survey polygon data representing infested or non-infested areas including inventory, treatment, and monitoring efforts. Polygons are generated by 1) collecting point and line...