Terrestrial Rare Gases: Proceedings of the U.S.-Japan Seminar on Rare Gas Abundance and Isotopic Constraints on the Origin and Evolution of the Earth's Atmosphere

Physical and chemical studies of the earth and planets along with their sur­ roundings are now developing very rapidly. As these studies are of essentially international character, many international conferences, symposia, seminars and workshops are held every year. To publish proceedings of these meetings is of course important for tracing development of various disciplines of earth and plane­ tary sciences though publishing is fast getting to be an expensive business. It is my pleasure to...