[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThe dataset provides annual Landsat Collection 2 Tier 1 Level 2 composites, derived from orthorectified scenes, spanning from 1984 to 2024.\u003c/p\u003e\n"],["\u003cp\u003eIt features the Normalized Difference Vegetation Index (NDVI), calculated from Near-IR and Red bands, ranging from -1.0 to 1.0, representing vegetation health.\u003c/p\u003e\n"],["\u003cp\u003eComposites include all scenes within each year, prioritizing the most recent pixel for the composite value, with limitations for Landsat 7 and 8 due to orbital drift and pointing issues.\u003c/p\u003e\n"],["\u003cp\u003eThe dataset is provided by USGS and is in the public domain, encouraging use with proper citation.\u003c/p\u003e\n"],["\u003cp\u003eEarth Engine provides tools for analysis and visualization of this dataset, offering free access for research, education, and non-profit purposes.\u003c/p\u003e\n"]]],[],null,["Dataset Availability\n: 1984-01-01T00:00:00Z--2025-01-01T00:00:00Z\n\nDataset Provider\n:\n\n\n [USGS](https://landsat.usgs.gov/)\n\nCadence\n: 1 Year\n\nTags\n:\n landsat \n ndvi \n usgs \nvegetation-indices \n\nDescription \nThese Landsat Collection 2 Tier 1 Level 2 composites are made from Tier 1 Level 2 orthorectified scenes.\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.\n\nThese composites are created from\nall the scenes in\neach annual period beginning from the first day of the year and\ncontinuing to the last day of the year. All the images from each year\nare included in the composite, with the most recent pixel as the composite value.\n\nNotes:\n\n- Only daytime images with WRS_ROW \\\u003c 122 are included.\n\n- For Landsat 7 , images after 2017-01-01 are excluded due to orbital drift.\n\n- For Landsat 8, images before 2013-05-01 are excluded due to pointing issues.\n\nBands\n\n**Bands**\n\n| Name | Min | Max | Pixel Size | Description |\n|--------|------|-----|------------|----------------------------------------|\n| `NDVI` | -1\\* | 1\\* | 30 meters | Normalized Difference Vegetation Index |\n\n\\* estimated min or max value\n\nTerms of Use\n\n**Terms of Use**\n\nLandsat datasets are federally created data\nand therefore reside in the public domain and may be used, transferred, or reproduced without copyright restriction.\n\nAcknowledgement or credit of the USGS as data source should be provided\nby including a line of text citation such as the example shown below.\n\n(Product, Image, Photograph, or Dataset Name) courtesy of\nthe U.S. Geological Survey\n\nExample: Landsat-7 image courtesy of the U.S. Geological Survey\n\nSee the\n[USGS Visual Identity System Guidance](https://www.usgs.gov/information-policies-and-instructions/usgs-visual-identity-system)\nfor further details on proper citation and acknowledgement of USGS products.\n\nExplore with Earth Engine **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\nCode Editor (JavaScript) \n\n```javascript\nvar dataset = ee.ImageCollection('LANDSAT/COMPOSITES/C02/T1_L2_ANNUAL_NDVI')\n .filterDate('2017-01-01', '2017-12-31');\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(6.746, 46.529, 6);\nMap.addLayer(colorized, colorizedVis, 'Colorized');\n```\n[Open in Code Editor](https://code.earthengine.google.com/?scriptPath=Examples:Datasets/LANDSAT/LANDSAT_COMPOSITES_C02_T1_L2_ANNUAL_NDVI) \n[Landsat Collection 2 Tier 1 Level 2 Annual NDVI Composite](/earth-engine/datasets/catalog/LANDSAT_COMPOSITES_C02_T1_L2_ANNUAL_NDVI) \nThese Landsat Collection 2 Tier 1 Level 2 composites are made from Tier 1 Level 2 orthorectified scenes. The 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. ... \nLANDSAT/COMPOSITES/C02/T1_L2_ANNUAL_NDVI, landsat,ndvi,usgs,vegetation-indices \n1984-01-01T00:00:00Z/2025-01-01T00:00:00Z \n-90 -180 90 180 \nGoogle Earth Engine \nhttps://developers.google.com/earth-engine/datasets\n\n- [](https://doi.org/https://landsat.usgs.gov/)\n- [](https://doi.org/https://developers.google.com/earth-engine/datasets/catalog/LANDSAT_COMPOSITES_C02_T1_L2_ANNUAL_NDVI)"]]