From 351 in 2018 to 296 in 2025: No. of polluted river stretches declining

From 351 in 2018 to 296 in 2025: No. of polluted river stretches declining

From 351 in 2018 to 296 in 2025: No. of polluted river stretches declining
From 351 in 2018 to 296 in 2025: No. of polluted river stretches declining