approaches and techniques Pandey, B.W. text New Delhi Mittal Publications 2010 monographic xxiii,392p. 24cm (Hb) edited by B.W. Pandey Includes bibliographical references and index Hazardous geographic environments India Environmental impact analysis India Ecological risk assessment India 363.340954 9788183241052 ENG-101721 B-423407-408 DBAD/PUB Allied Publishers 20031230185550.0