Giriraj Singh, who has often advocated for laws to control population explosion, tells News18.com what exactly is a bigger threat to India's development. "The Sanjukt Rashtra Sangh has considered the increasing population as a threat in 1989 itself. And that’s why today the world population day is being celebrated throughout the world. It is a bigger challenge for India. India has 18% of the world’s population. We have just 4% of water left with us. The land mass is around 2%. Every year the land mass is decreasing by 3%. For us the biggest threat to development is the growing population. It is even a barrier to social equity," he said. Watch the video to know more.