-
Federal
Global Change Master Directory (GCMD)
National Aeronautics and Space Administration —
The GCMD database holds more than 30,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences. The mission of... -
Federal
Geometry, Grid and Boundary Condition Data for EEE Combustor and Turbine
National Aeronautics and Space Administration —
The Energy Efficient Engine (EEE) program was funded by NASA in the mid-1970s to develop a more efficient turbofan engine for aircraft. The contractor reports and... -
Federal
NASA 3D Models: Pistol Grip Tool
National Aeronautics and Space Administration —
Polygons: 976 Vertices: 595 -
Federal
Gridded Population of the World, Version 4 (GPWv4): Population Density, Revision 11
National Aeronautics and Space Administration —
The Gridded Population of the World, Version 4 (GPWv4): Population Density, Revision 11 consists of estimates of human population density (number of persons per... -
Federal
ISLSCP II EDGAR 3 Gridded Greenhouse and Ozone Precursor Gas Emissions
National Aeronautics and Space Administration —
The EDGAR (Emission Database for Global Atmospheric Research) database project is a comprehensive task carried out jointly by the National Institute for Public Health... -
Federal
U.S. Climate Risk Projections by County, 2040-2049
National Aeronautics and Space Administration —
The U.S. Climate Risk Projections by County, 2040-2049 data set contains a projection for 2040-2049 risk for the entire contiguous U.S. at the county level with a... -
Federal
Potential Impacts of Climate Change on World Food Supply: Datasets from a Major Crop Modeling Study
National Aeronautics and Space Administration —
The Potential Impacts of Climate Change on World Food Supply: Datasets from a Major Crop Modeling Study contain projected country and regional changes in grain crop... -
Federal
Population Exposure Estimates in Proximity to Nuclear Power Plants, Locations
National Aeronautics and Space Administration —
The Population Exposure Estimates in Proximity to Nuclear Power Plants, Locations data set combines information from a global data set developed by Declan Butler of... -
Federal
NASA 3D Models: Gemini
National Aeronautics and Space Administration —
Polygons: 38840 Vertices: 22394 -
Federal
ASTER Level 1 Precision Terrain Corrected Registered At-Sensor Radiance V031
National Aeronautics and Space Administration —
The Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Level 1 Precision Terrain Corrected Registered At-Sensor Radiance (AST_L1T) Version... -
Federal
Global Forest Ecosystem Structure and Function Data For Carbon Balance Research
National Aeronautics and Space Administration —
A comprehensive global database has been assembled to quantify CO2 fluxes and pathways across different levels of integration (from photosynthesis up to net ecosystem... -
Federal
The NASA Air Traffic Management Ontology (atmonto)
National Aeronautics and Space Administration —
The NASA ATM (Air Traffic Management) Ontology describes classes, properties, and relationships relevant to the domain of air traffic management, and represents... -
Federal
MODIS/Terra+Aqua Land Cover Type Yearly L3 Global 500m SIN Grid V061
National Aeronautics and Space Administration —
The Terra and Aqua combined Moderate Resolution Imaging Spectroradiometer (MODIS) Land Cover Type (MCD12Q1) Version 6.1 data product provides global land cover types... -
Federal
Prognostics of Power MOSFET
National Aeronautics and Space Administration —
This paper demonstrates how to apply prognostics to power MOSFETs (metal oxide field effect transistor). The methodology uses thermal cycling to age devices and... -
Federal
Declassified Satellite Imagery 2 (2002)
National Aeronautics and Space Administration —
Declassified satellite images provide an important worldwide record of land-surface change. With the success of the first release of classified satellite photography... -
Federal
U.S. Geological Survey Aerial Photography
National Aeronautics and Space Administration —
The U.S. Geological Survey (USGS) Aerial Photography data set includes over 2.5 million film transparencies. Beginning in 1937, photographs were acquired for mapping... -
Federal
Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extent Polygons, Revision 02
National Aeronautics and Space Administration —
The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extent Polygons, Revision 02 is an update to Revision 01, which included new settlements and... -
Federal
Damage Propagation Modeling for Aircraft Engine Run-to-Failure Simulation
National Aeronautics and Space Administration —
This paper describes how damage propagation can be modeled within the modules of aircraft gas turbine engines. To that end, response surfaces of all sensors are...