L'indice di vegetazione per differenza normalizzata viene
generato dalle bande NIR e rosse di ogni scena come (NIR - rosso) /
(NIR + rosso) e il suo valore varia da -1,0 a 1,0. Questo prodotto è generato dai compositi di riflettanza di superficie MODIS/006/MOD09GA.
Bande
Bande
Nome
Min
Max
Dimensioni dei pixel
Descrizione
NDVI
-1*
1*
463.313 metri
Normalized Difference Vegetation Index
* valore minimo o massimo stimato
Termini e condizioni d'uso
Termini e condizioni d'uso
I dati e i prodotti MODIS acquisiti tramite l'LP DAAC non prevedono limitazioni per l'utilizzo, la vendita o la ridistribuzione successivi.
L'indice di vegetazione per differenza normalizzata viene generato dalle bande NIR e rosse di ogni scena come (NIR - Red) / (NIR + Red) e ha un valore compreso tra -1 e 1. Questo prodotto è generato dai compositi di riflettanza di superficie MODIS/006/MOD09GA.
[null,null,[],[[["\u003cp\u003eThe MODIS/MOD09GA_006_NDVI dataset provides daily global Normalized Difference Vegetation Index (NDVI) values derived from MODIS surface reflectance.\u003c/p\u003e\n"],["\u003cp\u003eNDVI is calculated as (NIR - Red) / (NIR + Red) and ranges from -1.0 to 1.0, indicating vegetation health and density.\u003c/p\u003e\n"],["\u003cp\u003eThis dataset is freely available for use with Google Earth Engine, a platform for geospatial analysis.\u003c/p\u003e\n"],["\u003cp\u003eData is available from February 24, 2000, to February 17, 2023, and is provided by Google.\u003c/p\u003e\n"],["\u003cp\u003eThere are no restrictions on the use, sale, or redistribution of the MODIS data.\u003c/p\u003e\n"]]],[],null,["# MODIS Terra Daily NDVI\n\nDataset Availability\n: 2000-02-24T00:00:00Z--2023-02-17T00:00:00Z\n\nDataset Provider\n:\n\n\n [Google](https://earthengine.google.com/)\n\nCadence\n: 1 Day\n\nTags\n:\n daily \n global \n mod09ga \n modis \n ndvi \n surface-reflectance \n terra \n usgs \nvegetation-indices \n\n#### Description\n\nThe Normalized Difference Vegetation Index is\ngenerated from the Near-IR and Red bands of each scene as (NIR - Red) /\n(NIR + Red), and ranges in value from -1.0 to 1.0. This product is generated from the MODIS/006/MOD09GA surface reflectance composites.\n\n### Bands\n\n**Bands**\n\n| Name | Min | Max | Pixel Size | Description |\n|--------|------|-----|----------------|----------------------------------------|\n| `NDVI` | -1\\* | 1\\* | 463.313 meters | Normalized Difference Vegetation Index |\n\n\\* estimated min or max value\n\n### Terms of Use\n\n**Terms of Use**\n\nMODIS data and products acquired through the LP DAAC have no restrictions on subsequent use, sale, or redistribution.\n\n### Explore with Earth Engine\n\n| **Important:** Earth Engine is a platform for petabyte-scale scientific analysis and visualization of geospatial datasets, both for public benefit and for business and government users. Earth Engine is free to use for research, education, and nonprofit use. To get started, please [register for Earth Engine access.](https://console.cloud.google.com/earth-engine)\n\n### Code Editor (JavaScript)\n\n```javascript\nvar dataset = ee.ImageCollection('MODIS/MOD09GA_006_NDVI')\n .filter(ee.Filter.date('2018-04-01', '2018-06-01'));\nvar colorized = dataset.select('NDVI');\nvar colorizedVis = {\n min: 0,\n max: 1,\n palette: [\n 'ffffff', 'ce7e45', 'df923d', 'f1b555', 'fcd163', '99b718', '74a901',\n '66a000', '529400', '3e8601', '207401', '056201', '004c00', '023b01',\n '012e01', '011d01', '011301'\n ],\n};\nMap.setCenter(-7.03125, 31.0529339857, 2);\nMap.addLayer(colorized, colorizedVis, 'Colorized');\n```\n[Open in Code Editor](https://code.earthengine.google.com/?scriptPath=Examples:Datasets/MODIS/MODIS_MOD09GA_006_NDVI) \n[MODIS Terra Daily NDVI](/earth-engine/datasets/catalog/MODIS_MOD09GA_006_NDVI) \nThe Normalized Difference Vegetation Index is generated from the Near-IR and Red bands of each scene as (NIR - Red) / (NIR + Red), and ranges in value from -1.0 to 1.0. This product is generated from the MODIS/006/MOD09GA surface reflectance composites. \nMODIS/MOD09GA_006_NDVI, daily,global,modis,ndvi,surface-reflectance,terra,usgs,vegetation-indices \n2000-02-24T00:00:00Z/2023-02-17T00:00:00Z \n-90 -180 90 180 \nGoogle Earth Engine \nhttps://developers.google.com/earth-engine/datasets\n\n- [](https://doi.org/https://earthengine.google.com/)\n- [](https://doi.org/https://developers.google.com/earth-engine/datasets/catalog/MODIS_MOD09GA_006_NDVI)"]]
