many of them are in the province of mpumalanga. as we hear in our report this is having a disastrous impact on people living in the region and beyond. mpumalanga is swazi for "the place where the sun rises". the province in north-eastern south africa is home to the famous kruger national park. almost 70% of it is used for agriculture. lukas maseko owns a farm here. after the 2002 land reform lukas went from being a farmhand to a landowner. >> every day i loaded my truck with pumpkins to sell on the main road. car drivers would stop and buy them. >> four years ago, a new neighbor arrived -- bringing with it a raft of problems. a decommissioned open cast coal mine was reopened as part of south africa's efforts to meet its growing energy needs. the ground is now rocked by daily explosions at the nearby mine. noise is one problem -- another is the dust cloud that hangs over lukas' fields. it covers everything -- humans, animals and crops -- with a thick layer of coal. the farm house is no longer habitable. the shock waves have left it