Gold miner proudly reaches CARBON NEUTRAL Miners especially gold and silver miners are VERY worried that local communities will block their projects, so they are trying very hard to make the actual mining less dirty for workers; but also less polluting to the surrounding environment. Recently a mine into which a company had poured $ 1 Billion was stopped prior to start up because of a belated complaint by First Nations people so the fear of miners is real. The mne was not in Canada but I can't remember where it was.
Here is the cproud company's announcement- full disclosure I own this hardcharging gold miner-