Is mercury contamination of rivers (https://en.wikipedia.org/wiki/Mercury_contamination_in_California_waterways https://en.wikipedia.org/wiki/Mercury_contaminat

Is mercury contamination of rivers (https://en.wikipedia.org/wiki/Mercury_contamination_in_California_waterways https://en.wikipedia.org/wiki/Mercury_contamination_in_Calif...) a factor in water scarcity today?