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This paper describes a system for environmental monitoring. The component development and test are presented especially for monitoring Ammonia (NH<inf>3</inf>) pollution. The mobile robot sensing system has self localization capability and carries an open-path spectrometer. The spectrometer is low-cost, compact, ruggedized, and is designed for a wide area(More)
There has been a great deal of speculation about the possibility of past or present life on Mars. However, missions to Mars, starting with the Viking Landers and continuing to the present day, including early data from latest satellite, the Mars Reconnaissance Orbiter (MRO), have failed to yield direct or indirect evidence for life in this hostile world.(More)
  • E W Wilson
  • 1995
The conclusions and recommendations for research made during the consultation on the development of new technologies for female sterilization are presented. The participants in the consultation agreed that there was no single new method of female sterilization ready for introduction into service programs, but that there were several approaches with the(More)
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