GIS and Geospatial Technologies
Maps and Cartography
The method of detecting and tracking an area’s physical characteristics by analyzing its reflected and emitted radiation from a distance is known as remote sensing (typically from satellite or aircraft).
February 12, 2024
The Normalized Difference Water Index (NDWI) is a calculation used in remote sensing to monitor and measure the amount of moisture in vegetation and surface water bodies.
March 4, 2023
With satellites in orbit since 1972, the Landsat program is the longest running Earth observation program.
October 24, 2022
Lidar is a technology developed to map the elevation of features on and below the surface of the Earth.
January 21, 2023
The Overview Effect is a shift in awareness by astronauts seeing Earth from outer space as a “tiny, fragile ball of life.”
October 15, 2023
Over the decades, Earth has been captured from near and far by astronauts and spacecraft from space.