Normalized Difference Vegetation Index (NDVI) - NASA Earthdata
4 days ago · Vegetation indices are used to remotely examine vegetation over a given area. One commonly-used index is the Normalized Difference Vegetation Index (NDVI), which uses the …
Vegetation Index - NASA Earthdata
Jan 8, 2026 · Vegetation indices measure the amount of green vegetation over a given area and can be used to assess vegetation health. NASA’s Earth-observing satellites collect several different …
Use Remote Sensing Data to Study Vegetation Dynamics
Aug 28, 2025 · Overview Remote sensing data can be used to study vegetation dynamics, such as plant healthiness. Like all objects, plants have unique spectral characteristics, and this information can be …
MEaSUREs Vegetation Continuous Fields (VCF) Yearly Global 0
Fractional vegetation cover (FVC) is the ratio of the area of the vertical projection of green vegetation above ground to the total area, capturing the horizontal distribution and density of vegetation on the …
Global Vegetation Greenness (NDVI) from AVHRR GIMMS-3G+, 1981 …
Description This dataset holds the Global Inventory Modeling and Mapping Studies-3rd Generation V1.2 (GIMMS-3G+) data for the Normalized Difference Vegetation Index (NDVI). NDVI was based on …
MODIS/Terra Vegetation Continuous Fields Yearly L3 Global
Description The MOD44B Version 6.1 Vegetation Continuous Fields (VCF) yearly product is a global representation of surface vegetation cover as gradations of three ground cover components: percent …
Vegetation Near Real-Time Data - NASA Earthdata
4 days ago · Vegetation Near Real-Time Data Near real-time data provided by NASA's Land, Atmosphere Near real-time Capability for Earth observation (LANCE) can be used to monitor …
MODIS/Terra Vegetation Indices 16-Day L3 Global 250m SIN Grid V061
The second vegetation layer is the Enhanced Vegetation Index (EVI), which has improved sensitivity over high biomass regions. The algorithm chooses the best available pixel value from all the …
Impacts of the Largest Dam in China on the Local Vegetation Cover
May 28, 2025 · An increase in dense vegetation cover is observed in elevation zones 2 and 3 (175 to 775 meters). The authors attribute the change in vegetation cover type to a possible increase in local …
Grasping the Subtle Needs of Vegetation - NASA Earthdata
Dec 28, 2020 · Publication from NASA ESDIS describing research uses of data from EOSDIS - researchers seek to understand the invisible ingredients that make plants thrive.