The Biosphere, 1970, 134 pp., Freeman and Company, San Francisco.
Cycles of Life, Civilization and the Biosphere, Vaclav Smil, 1997, 221pp., Scientific American Library, New York
Human-Dominated Earth (A Special Report), Science, Volume 277, 25 July, 1997, pp. 485-524.
The Work of Nature, How the Diversity of Life Sustains Us, Yvonne Baskin, 1997. 263pp., Island Press, Washington, D.C.
Topical readings will be drawn from Science, Nature, BioScience, Ambio, Annual Review of Ecology and Systematics and similar high-quality peer-reviewed journals.