Experts warn Canada's mining industry faces a looming risk it's not ready to deal with — lack of access to workers with the skills needed in an upswing.
The new method is expected to be especially useful in early stages of the condition and could also be used in the treatment of other chronic neurodegenerative diseases.
More than 20,000 tonnes of toxic arsenic trioxide released from the now-shut Giant gold mine wiped out entire populations of algae and invertebrates from lakes nearby, study shows.