mahdin75

//google earth engine (GEE) modis - ndvi downlod

var us_extent = ... // create a geometry for the extent of your study area (such as the US). You can draw a rectangle in GEE.
function clp(img) {
  return img.clip(us_extent)
}
var dataset = ee.ImageCollection('MODIS/061/MOD13A3').filter(ee.Filter.date('2000-01-01', '2021-01-01'));

var clippedVIIRS = dataset.map(clp);