C.H. Simmonds: Much of the apprehension concerning the future stems from a philosophy which belongs to the past. If we change our perspective our problems change and begin to become more, not less, manageable.
G.W. Brandie: Processes determining the Earth's climate. Evidence for the effects of climate change. The possibility of climate change induced by man's activities.
W.G. Breck: Earth, the water planet. The ocean as a chemical environment; lateral and vertical circulation in the oceans, the influence of pollution; the role of the ocean as the resource frontier.