Their research shows nature has used 57 ... For example, there are 500 or so minerals that are the direct result of mining activity; 234 of these are produced in coal mine fires.

Where gold was once panned in mountain streams, a new gold and copper mine is on the horizon, along with anticipated rare ...

zapovedsever.ru Bolshoi Arkticheskiy nature reserve in Taymyr ... Getty Images A steel furnace fuelled by coal in Jharkhand, a mineral-rich area in northeastern India He noted that even back ...