B Prasetiyo, Universitas Negeri Semarang and Alamsyah, Universitas Negeri Semarang and M A Muslim, Universitas Negeri Semarang and Subhan, Universitas Negeri Semarang and N Baroroh, Universitas Negeri Semarang Automatic geotagging using GPS EXIF metadata of smartphone digital photos in tree planting location mapping. Automatic geotagging using GPS EXIF metadata of smartphone digital photos in tree planting location mapping.