Bongaarts, J.: "Can the Growing Human Population Feed Itself?" Scientific American, March 1994, pages 36-42. As human numbers surge upward, some experts are alarmed, other optimistic. Who is right?

Dasgupta, P. S.: "Population, Poverty, and the Local Environment," Scientific American, February 1995, pages 40-45. As forests and rivers recede, a child’s labor can become more valuable to parents, spurring a vicious cycle that traps families in poverty.

MacKenzie, D.: "Will Tomorrow’s Children Starve?" New Scientist, September 3, 1994, pages 24-34. An excellent analysis of the issues discussed as a Cairo, September 1994.

Malle, K.: "Cleaning Up the River Rhine," Scientific American, January 1996, pages 70–75. Intensive international efforts are reclaiming the devastated river.

Rice, R.E., R.E. Gullison, and J.W. Reid: "Can Sustainable Management Save Tropical Forests," Scientific American, April 1997, pages 44–49. Scientists assess the problems of preserving tropical rainforests and propose strategies for balancing the harvest of timber with the conservation of it.

Scherbak, Y.: "Ten Years of the Chernobyl Era," Scientific American, April 1996, pages 44-49. The environmental and health effects of the nuclear disaster that blew apart this power plant will last for generations. This report summarizes the effects 10 years after the event.

Toon, O. and R. Turco: "Polar Stratospheric Clouds and Ozone Depletion," Scientific American, June 1991, pages 68–74. The story of how the ozone hole forms every spring in the skies over Antarctica.

Vietmeyer, N.D.: "Lesser-Known Plants of Potential Use in Agriculture and Forestry," Science, vol. 232, 1986, pages 1379–84. An excellent, brief survey of little-known but extremely useful plants that could improve food and firewood supplies in the future.

White, R.M.: "The Great Climate Debate," Scientific American, July 1990, pages 36–43. Outstanding analysis of actions we might take now in the face of impending climatic change.

Young, S.: "Insects That Carry a Global Warning," New Scientist, vol. 142, April 30, 1994, pages 32-35. Scientists in Norway created artificial pockets of "global warming" on an island north of the mainland. The response of the insect population to these test sites suggest how insect populations may respond to worldwide global warming.