Delhi Wasn't World's Most Polluted City Last Year, This Indian Town Was
At the country level, Pakistan ranked as the world's most polluted nation, followed by Bangladesh and Tajikistan.
ಮೂಲ: NDTV
NDTV ನಲ್ಲಿ ಪೂರ್ಣ ಲೇಖನ ಓದಿ →At the country level, Pakistan ranked as the world's most polluted nation, followed by Bangladesh and Tajikistan.
ಮೂಲ: NDTV
NDTV ನಲ್ಲಿ ಪೂರ್ಣ ಲೇಖನ ಓದಿ →