[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],["This dataset contains annual Normalized Difference Vegetation Index (NDVI) composites from Landsat 7 Level L1T orthorectified scenes, using top-of-atmosphere reflectance. Data spans from 1999-01-01 to 2017-01-01, with a 30-meter pixel size, and NDVI values ranging from -1 to 1. Composites are made from all annual scenes, with the most recent pixel value used. The USGS is the data provider and this collection is complete. It is deprecated, and users are advised to switch to an alternative dataset.\n"]]