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Kerr, Richard A. – Science, 1991
Details of the landscape of the planet Venus as revealed by the Magellan spacecraft are discussed and illustrated. Advances beyond previous space probes are demonstrated. Details of the program are described. Additional work from this project is proposed. (CW)
Descriptors: Earth Science, Scientific Research, Space Exploration, Space Sciences
Peer reviewed Peer reviewed
Dickson, David – Science, 1988
Describes the background of schemes to rationalize earth science departments in the United Kingdom. Discusses the rationale of these schemes and the controversy they have caused in the academic community. (CW)
Descriptors: College Science, Earth Science, Foreign Countries, Geology
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McElroy, Michael B.; Salawitch, Ross J. – Science, 1989
Discusses the chemistry of the stratosphere at mid-latitudes, the Antarctic phenomenon, and temporal trends in ozone levels. Includes equations, diagrams of the global distribution of ozone, and halogen growth projections. Concludes that studies of stratospheric ozone demonstrate that the global environment is fragile and is impacted by human…
Descriptors: Air Pollution, Chemistry, Earth Science, Ecology