U Aswatha NarayanaU. Aswathanarayana has research and teaching experience of half-a-century in the countries of the South (India, Tanzania, and Mozambique) and of the North (USA, U.K., and Canada). He received his B.Sc. (Hons.), M.Sc., and D.Sc. degrees from Andhra Unversity, Visakhapatnam, India. He specialized in Nuclear Geology, Geochemistry, Economic Geology and Natural Resources Management. He is the author of over 100 original scientific papers. His first book entitled, "Principles of Nuclear Geology" (A.A. Balkema, The Netherlands, 1986), was followed by a quartet of books on the ecologically-sustainable and employment-generating utilization of natural resources: "Geoenvironment: An Introduction" (A.A. Balkema, The Netherlands, 1995), "Soil Resources and the Environment" (Science Publishers, Enfield, USA; 1999), "Water Resources Management and the Environment" (A.A. Balkema, 2001), "Mineral Resources Management and the Environment" (A.A. Balkema, 2003). While in Africa during 1980-2001, he served as a Consultant to UNIDO, (Vienna), Commonwealth Secretariat (London), SIDA (Stockholm), World Bank (Washington, D.C.), Louis Berger International Inc. (New Jersey, USA) and the Ministry for the Coordination of Environmental Affairs (Mozambique), He is the Chairman of the Working Group on "Geochemical Training in the Developing countries" of the International Association of Geochemistry and Cosmochemistry (IAGC). He is presently engaged in developing the Mahadevan International Centre for Water Resources Management, Hyderabad, which is a part of the UNESCO TWAS Third World Network of Scientific Organizations. Read More Read Less