3 minute readJanuary 1, 202212:35 PM UTCLast Updated agoIndonesia bans coal exports in January on domestic power worries Coal barges are pictured as they queue to be pulled along Mahakam river in Samarinda, East Kalimantan province, Indonesia, August 31, 2019. REUTERS/Willy Kurniawan JAKARTA, Jan 1 (Reuters) - Indonesia has banned coal exports in January due to concerns that low supplies at domest