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Scale has many meanings, but in GIS two are of greatest significance: resolution and extent. Ideally models of physical process would be defined and tested on scale-free data. In practice spatial resolution will always be limited by cost, data volume, and other factors. Raster data are shown to be preferable to vector data for scientific research because they make spatial resolution explicit. The...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.