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The Oceans

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.

Climate: The New Uncertainty

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.

The Aswan High Dam

D.B. McLay: A reply to the 'conventional wisdom' that the High Dam has been an ecological and economic disaster for Egypt.

Solar Energy

A Caffel: A discussion of the status and potential of solar energy.

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