The source of arsenic in India’s groundwater continues to elude scientists more than a decade after the toxin was discovered in the water supply of the Bengal delta in India. Geologists have now added a twist — and furthered the mystery.
The source of arsenic in India’s groundwater continues to elude scientists more than a decade after the toxin was discovered in the water supply of the Bengal delta in India. Geologists have now added a twist — and furthered the mystery.