[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],["The GPWv4 dataset models global human population distribution for 2000, 2005, 2010, 2015, and 2020 on 1km grid cells. It uses proportional allocation from census and administrative units, adjusting to UN World Population Prospects country totals. Population density is estimated in persons per square kilometer and the dataset, available through Earth Engine, and has a 5-year cadence. This data has been superseded by an updated version.\n"]]