FILE PHOTO: A man stands on a boat as coal barges queue to be pulled along Mahakam river in Samarinda, East Kalimantan province, Indonesia, August 31, 2019. Picture taken August 31, 2019. REUTERS/Willy Kurniawan/File Photo
FILE PHOTO: A man stands on a boat as coal barges queue to be pulled along Mahakam river in Samarinda, East Kalimantan province, Indonesia, August 31, 2019. Picture taken August 31, 2019. REUTERS/Willy Kurniawan/File Photo