TY - BOOK AU - Chaphekar,S.B. AU - Mhatre,G.N. TI - Human impact on Ganga River ecosystem: an assessment U1 - 333.910954 PY - 1986/// CY - New Delhi PB - Concept Pub. House KW - Nature KW - Effect of human beings on KW - India KW - Ganges River Valley (India and Bangladesh) KW - Water KW - Pollution N1 - Includes index ER -