Found 257 datasets matching "helicopter".
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These data are detections of bison in Grand Canyon National Park made during helicopter surveys between 2019 and 2021, and an aerial infrared imagery survey done in February 2020.
Search relevance: 106.37 | Views last month: 0 -
The Surface Reflectance Measured with a Helicopter-borne MMR Data Set contains surface reflectance measurements in Landsat-TM bands at low to intermediate altitudes. The helicopter operated during...
Search relevance: 102.76 | Views last month: 0 -
Helicopter surveys were performed throughout coastal Louisiana from August 24 through September 30, 2010. Data collection and analysis was completed by staff from U.S. Army Corps of Engineers...
Search relevance: 102.32 | Views last month: 0 -
The Surface Radiant Temperature Measured with a Helicopter-borne Infrared Thermometer Data Set were collected for six days during July and August of 1989 to provide the radiant temperature of the...
Search relevance: 102.15 | Views last month: 4 -
A major aspect of the ground data collection effort in the SNF during the summers of 1983 and 1984 was the acquisition of helicopter canopy reflectance measurements. Canopy measurements were made...
Search relevance: 93.65 | Views last month: 0 -
This data release consists of a series of videos used to derive remotely sensed estimates of surface flow velocity via particle image velocimetry (PIV). These data were acquired from the Tanana...
Search relevance: 88.60 | Views last month: 0 -
The BOREAS RSS-03 team collected and processed helicopter-based measurements of atmospheric conditions to estimates of aerosol optical thickness and atmospheric water vapor. The automatic...
Search relevance: 88.19 | Views last month: 0 -
The BOREAS RSS-03 team collected multiple remotely sensed data sets from the NASA UH-1 helicopter. This data set includes helicopter-based radiometric measurements of forested sites acquired...
Search relevance: 86.66 | Views last month: 0 -
This dataset is in five tables with data from ecophysiological studies of free-ranging polar bears of the Southern Beaufort Sea subpopulation. They were equipped with high-resolution activity...
Search relevance: 83.96 | Views last month: 1 -
This data set contains measurements of surface BRDF made by the POLDER instrument over several sites (pine, spruce, fen) of the BOREAS study areas during 1994. Single-point BRDF values were...
Search relevance: 83.13 | Views last month: 0 -
Flight-line data release for a helicopter electromagnetic (HEM) and magnetic geophysical survey flown in early December 2003, in Northern Bexar County, Texas. The U.S. Geological Survey...
Search relevance: 81.21 | Views last month: 0 -
The RSS-03 team acquired helicopter-based measurements of forested sites during BOREAS with a Barnes MMR. The data were collected in 1994 during the rhree BOREAS IFCs at numerous tower and...
Search relevance: 79.75 | Views last month: 0 -
This data set provides images of boreal forests in central Canada collected over numerous tower and auxiliary sites during the BOREAS Intensive Field Campaigns (IFCs) in the Northern (NSA) and...
Search relevance: 78.42 | Views last month: 2 -
In the spring of 2007 and 2008, researchers from the Alaska Fisheries Science Center conducted aerial surveys for ribbon, bearded, and spotted seals in the US sector of the Bering Sea. The surveys...
Search relevance: 75.09 | Views last month: 0 -
On September 25, 1998, SIAL Geosciences Inc. (SIAL) was awarded Department of Interior, contract 98CRCN1018, by the U.S. Geological Survey. This contract required SIAL to carry out a...
Search relevance: 73.54 | Views last month: 0 -
A Bell 407 helicopter with a gyro-stabilized gimbal was used to collect aerial videos of Integrated Water Science (IWS) basin riverine study sites in 2022. Videos were collected using both natural...
Search relevance: 69.98 | Views last month: 0 -
Feral burros (Equus asinus) and horses (E. ferus caballus) inhabiting public land in the western United States are intended to be managed at population levels established to promote a thriving,...
Search relevance: 69.85 | Views last month: 1 -
A Bell 407 helicopter with a gyro-stabilized gimbal was used to collect aerial videos of Upper Colorado River Water Science Basin (IWS) riverine study sites in 2022. Videos were collected using...
Search relevance: 69.61 | Views last month: 0
