Selenium sits on thinnest line between health and hazard
Agronomy Management: Removing selenium from water is costly and difficult at best
By Ross H. McKenzie, Grain News
There are increasing concerns about the potential effects of a proposed coal mine development in southern Alberta and the impacts selenium could have on the environment in southern Alberta and into Saskatchewan. The proposed Grassy Mountain Coal project would be an open-pit mine built on a former coal-mining area about seven km north of Blairmore in the Crowsnest Pass.
There are concerns that selenium could be blown by winds impacting lands used for cattle grazing, or seep into surface water, polluting downstream waterways. Should local ranchers be concerned about impacts on rangelands? Should water users and irrigation farmers in southern Alberta and Saskatchewan be concerned about impacts on water quality for human consumption, livestock watering and effects on irrigated lands and crops?
Read the full article in Grain News . . .