数据集 活动流 关于 排序 相关度 按名称升序 按名称降序 最后修改时间 Go 找到1个数据集 机构: US Geological Survey 格式: PNG 过滤结果 Southcentral Alaska National Land Cover Database 2001 (NLCD 2001) National Land Cover Database 2001 (NLCD2001) is a 16-class (additional four classes in Alaska only) land cover classification scheme that has been applied consistently across... ZIP PNG