TY - BOOK AU - "Seidenberg, Steven." TI - Ecology & conservation T2 - Belitha information library SN - 9781855610101 U1 - 500 PY - 1990/// CY - London PB - Belitha KW - Science - Children's nonfiction Ecology N2 - Surveys pressing issues of conservation and pollution as they affect our entire planet and everything living on it ER -