Extinction

by Rebecca Stefoff

Published 1 December 1992
Examines the extinction of various plants and animals, mankind's effect on the biosphere and species loss, and the preservation and protection of life forms.

Overpopulation

by Rebecca Stefoff

Published 1 December 1992
-- Designed to promote discussion and foster a greeter understanding of our most pressing environmental problems -- Striking photographs dramatically illustrate environmental hazards

Recycling

by Rebecca Stefoff

Published 1 December 1991
Designed to promote discussion and foster a greater understanding of our most pressing environmental problems.