Environmental polution and the future of mankind

Ileperuma , O. A.

Environmental polution and the future of mankind - Peradeniya Science education unit,university of Peradeniya 2000 - 87 p. Illustration 26 cm. - Peradeniya science publication No.1 .

9555890072


RECOVERY OF POLLUTION PROBLEM
OVER POPULATION
AIR POLLUTION
WATER POLLUTION
ENVIRONMENTAL SCIENCE

363.73 / ILE