BANGKOK, Thailand Myanmar’s tornado distraught Irrawaddy delta and Indonesia’s Sumatra Island which were predicted under high menaces of “Arsenic-contagion” in groundwater that could cause malignancy and other diseases among inhabitants, a new study showed.

By using a digitalized-model that investigates geological features and dirt chemistry in Southeast Asia, investigators wrote in the peer-reviewed journal Nature Geoscience mapped a number of probable hot spots that had never been evaluated for arsenic harms.

“Clearly, it is a concern,” said Michael Berg, one of the five authors, who is a senior scientist at the Swiss Federal Institute of Aquatic Science and Technology in Dubendor, Switzerland. “If you closely go through our conducted information, there would be a hazard of arsenic in the ground water.”