FILE PHOTO: An informal gold miner carries a shovel as he climbs from a gold mining pit at the site of Nsuaem-Top, Ghana, November 24, 2018. REUTERS/Zohra Bensemra/File Photo
FILE PHOTO: An informal gold miner carries a shovel as he climbs from a gold mining pit at the site of Nsuaem-Top, Ghana, November 24, 2018. REUTERS/Zohra Bensemra/File Photo