哥白尼数字高程模型全球30米和90米数据集

/**
* @File    :   COPDEM_GLO30m
* @Time    :   2023/3/14
* @Author  :   piesat
* @Version :   1.0
* @Contact :   400-890-0662
* @License :   (C)Copyright 航天宏图信息技术股份有限公司
* @Desc    :   加载COPDEM 30米数据
*/

//加载区域范围 
/*color:#fffafa*/
var geometry0 = pie.Geometry.Polygon([
    [
        [
            101.4008209754989,
            46.60282587583711
        ],
        [
            134.80984351708895,
            46.60282587583711
        ],
        [
            134.80984351708895,
            17.79181922066016
        ],
        [
            101.4008209754989,
            17.79181922066016
        ],
        [
            101.4008209754989,
            46.60282587583711
        ]
    ]
], null);

//加载COPDEM DEM数据
var copdem = pie.ImageCollection('COPDEM/GLO30')
                .filterBounds(geometry0)
                .select("B1")
                .mosaic()
                .clip(geometry0);
print(copdem);

//定位地图中心
Map.centerObject(copdem, 2)
//加载显示数据
Map.addLayer(copdem, {min:0, max:3000, palette: [
        "#000000","#023858","#006837","#1a9850","#66bd63","#a6d96a",
        "#d9ef8b","#ffffbf","#fee08b","#fdae61","#f46d43","#d73027"]}, "copdem");