As a young man he decided to dedicate his life to the 'selfless service of humanity'. He founded Pingalwara in 1947 with only a few patients, the neglected and rejected of the streets of Amritsar. An early advocate of what we today refer to as the 'Green Revolution', Bhagat Puran Singh was spreading awareness about environmental pollution, and increasing soil erosion long before such ideas became popular. Pamphlets with his writings on various subjects, such as environmental awareness, were printed on re-used paper and freely distributed.