This is new information? Tell that to the millions of Bangladeshis and Indians suffering from Arsenic for many years now.
As groundwater use increases due to population pressure and overexploitation of freshwater, expect this problem to get worse.
Naturally occurring arsenic in drinking water poses a growing global health risk as large numbers of people unknowingly consume unsafe levels, researchers said on Wednesday.
The problem is bigger than scientists had thought, and it affects nearly 140 million people in more than 70 countries, according to new research presented at the annual Royal Geographical Society meeting in London.