AWASTHI Abhishek Environmental changes in India AWASTHI Abhishek; SINGH A K; SINGH S P - New Delhi Madhav Books 2018 - ix,286p cm. ISBN: 9789380615424 1500.00 Source: 367, 05/02/2019, RESEARCH INDIA PRESS General Book Subjects--Topical Terms: Geography Dewey Class. No.: U:(G:55).2, Q8