By MICHAEL IP. Forty years ago, on March 29, 1973, the United States ended its military involvement in Vietnam. Although the war would continue another two years, the South Vietnamese would no longer receive American assistance.
Ecology (from Greek: Î¿á¼¶ÎºÎ¿Ï, house, or environment; -Î»Î¿Î³Î¯Î±, study of) is the scientific analysis and study of interactions among organisms and their environment. It is an interdisciplinary field that includes biology, geography, and Earth science.
The study of the environment. Ecology(odum 1953) is the study of the distribution and abundant of might be of an organism. ecology is the branch of biology that deals with the interrelationship amongst organisms & interaction between the organisms & their environment.... this term ecology was coined by ERNEST HACKEL.