People in Punjab’s Malwa belt should avoid drinking groundwater with high total dissolved solids (TDS) and water from shallow wells less than 60-metre-deep as these sources have been found containing high levels of toxic contaminants, especially uranium and fluoride, warns a fresh study conducted by the Central University of Punjab, Bathinda. A team comprising Dr Prafulla Kumar Sahoo, Anjali Kerketta and Dr Harmanpreet Singh Kapoor conducted the research — published recently in the international journal Groundwater for Sustainable Development by Elsevier B.V. Netherlands — confirms the dangerous levels of uranium…