(1)briefly discribe five main ways in which human pollute their enviroument.
(2) briefly outline four inportant social problem maybe reduce by a knowledge of biology
(3)discribe how social biologist may help to solve the problem of
(b) poor sanitation
Human & Social Biology - GuruBlue, Wednesday, September 9, 2009 at 11:54am
This site will be of help. Be sure to check the links inside the article.