Preserve, conserve India's biodiversity, says PM Modi in Mann ki Baat
India | February 23, 2020 14:48 ISTDescribing the biodiversity of India as a "unique treasure" for the entire humankind, Prime Minister Narendra Modi on Sunday urged people to preserve and conserve it. Addressing his monthly 'Mann ki Baat' radio address, the prime minister referred to Tamil poetess Avvaiyar to drive home his point.