Joan Barker Book order (chronological)

Identities more than 180 popular North American wild flowers, detailing flower and leaf type, height, flowering period, habitat, and distribution.

Ocean examines every facet of a remarkable environment, from plate tectonics to the effects of the moon, phytoplankton to blue whales. It traces Man's efforts to probe the deep in the aid of scientific discovery; it also covers his less worthy activities regarding the environment, the ramifications of which remain uncertain.