Oil Spills

by Jane Walker

Published 28 January 1993
Describes specific oil spills such as the one caused by the Exxon Valdez, examines their effects on the environment, and discusses efforts to prevent future disasters.

Atmosphere in Danger

by Jane Walker

Published 24 June 1993

The Ozone Hole

by Jane Walker

Published 12 December 1993
Examines the function of ozone in the atmosphere, the causes and impact of a depleted ozone layer, and ways of dealing with this problem.