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Yamuna Cruise To Launch Before Chhath, But Data Shows River Still Polluted

NDTV - Top Stories·28 Oct 2026
Yamuna Cruise To Launch Before Chhath, But Data Shows River Still Polluted

One of the key indicators of river health is biochemical oxygen demand (BOD), which measures the amount of oxygen needed to break down organic waste in water. Higher BOD levels generally mean higher…

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