Stable Oxygen and Deuterium Isotope Techniques to Identify Plant Water Sources
M. Edwin, S. Lubis, I. Yani Harahap, Taufiq C. Hidayat, Y. Pangaribuan, Edy S. Sutarta, Zaharah A. Rahman, Christopher Teh, M. M. Hanafi

Kp Pan Evaporation and ETo Monthly Maps Using Information of 60 Weather Observatories Included in the Climate Normals (1941-1970) from Mexico
Martín Mundo-Molina

Improvement of Water and Wastewater Treatment Process Using Various Sound Waves—A Consideration from the Viewpoint of Frequency
Akira Hiratsuka, Yugo Tomonaga, Yoshiro Yasuda, Ryoji Tsujino

Which Yields with Wastes? Study on Pilot of the Efficiency of Water Treatment Plant— Case of the Sector of Algerian Tanning
Mohamed Necer, Rachid Smail

An Integrated Water Resources and Economic Approach for Optimizing Water Allocation Policies
A. G. Awadallah, N. A. Awadallah