A Nova Scotia ‘gold rush’ means more threats for at-risk Atlantic salmon, even in areas that are meant to be protected

Another concern is mercury. In days gone by, mercury was commonly used in the gold extraction process and is therefore well represented in the historic tailings of Nova Scotia, some of which reside at Cochrane Hill, relegated there by underground gold mines between 1868 and 1928. 

If disturbed, this mercury could be another source of environmental contamination, a very real possibility to which Parsons has dedicated significant research.

read more... https://thenarwhal.ca/a-nova-scotia-gold-rush-means-more-threats-for-at-risk-atlantic-salmon-even-in-areas-that-are-meant-to-be-protected/