Sangam

New Delhi (National Times): The Ganga water at Triveni Sangam, where lakhs of people are taking a holy dip every day during the ongoing Maha Kumbh, is currently unsafe for bathing as it exceeds the prescribed limit for biological oxygen demand (BOD), a key parameter to determine water quality, according to government data.BOD refers to the amount of oxygen required by aerobic microorganisms to break down organic material in a water body. A higher BOD level indicates more organic content in the water. River water is considered fit for bathing if the BOD level is less than 3 milligrams per…