PM Modi tweeted that he was "absolutely shocked" and described union Minister Anil Madhav Dave's death as a "personal loss".
Prime Minister Narendra Modi tweeted that he was "absolutely shocked" and described Mr Dave's death as a "personal loss". He wrote, "I was with Anil Madhav Dave ji till late last evening, discussing key policy issues."
The prime minister also said Mr Dave would be remembered as a devoted public servant and was tremendously passionate towards conserving the environment.
Mr Dave, who had a longtime association with the Rashtriya Swayamsevak Sangh (RSS), was appointed Environment Minister last year.
He was a member of various committees in parliament and was also in the Parliamentary Forum on Global Warming and Climate Change.