The following publications, sponsored under the International Hydrological Program, have been released recently by the United Nations Educational, Scientific, and Cultural Organization (Unesco). The publications are available free of charge from the Division of Water Sciences, Unesco, B.P. 3.07, 75700 Paris, France.
Water Erosion, Abridged Proceedings of the International IHP/MAB Symposium on Water Erosion, Varna, Bulgaria, 19–24 September 1988, edited by K. Ivanov and D. Pechinov (Bulgaria) (IHP-III Project 2.6) 142 pp., Unesco, 1989, English. Publication results from the International Symposium on Water Erosion, organized by the National Committee of Bulgaria for the International Hydrological Program and the Program “Man and the Biosphere” in cooperation with Unesco as a contribution to IHP and MAB.