2020 Sunita Narain Richard Mahapatra Snigdha Das Arif Ayaz Parrey Sonalika Sinha Aditya Misra Rajit Sengupta Eds text New Delhi Centre for Science and Environement 2020 monographic 330p. State of India's environement 2020: a down to earth annual English Climate chnage Migration Forest wildlife and sustainable habitat Air pollution and energy Water sanitation and water harvesting 363.7 SUN/ST 9788194133933