GEE下载土壤湿度数据

//var col = ee.FeatureCollection('users/1143447209/liaoning_region');

var col = ee.FeatureCollection("USDOS/LSIB_SIMPLE/2017")

     .filter(ee.Filter.eq('country_na','Australia'))

var smap = ee.ImageCollection("NASA_USDA/HSL/SMAP10KM_soil_moisture")

      .filterDate('2017-01-01','2017-12-31')

      .select('ssm')

      .filterBounds(col);

var smap2017 = ee.ImageCollection(smap).filterDate('2017-01-01','2017-12-31')

                   .select('ssm')

                   .median();

                    

var vis = {

 min:0,

 max:30,

 palette:['0300ff','418504','efff07','efff07','ff0303'],

};

Map.addLayer(smap2017.clip(col),vis,"smap 2017");

Map.centerObject(col,4);

Export.image.toDrive({

 image:smap2017,

 description:'SMAP 2017',

 scale:1000,

 region:col,

 maxPixels:1e13

});