Aug 14, 2014· Coal mining In the Punjab. Miners pose for a photograph at the coal face inside a mine in Choa Saidan Shah, Punjab province, April 29, 2014. (REUTERS/Sara Farid) Workers at this mine in Choa Saidan Shah dig coal with crude pick axes, break it up and load it onto donkeys to be transported to the surface. Employed by private contractors, a team ...