"The government of India’s Punjab state is turning to reverse osmosis treatment plants to reduce water pollution in groundwater sources. A recent Punjab state water department survey found that 1,166 of its nearly 7,000 projects were contaminated with heavy metals including arsenic and uranium beyond permissible limits. According to a Punjab health department study, there are 23,874 cancer patients in the state and 33,318 people have lost their lives to the deadly disease in the last five years." (Quoted from article)