Meet the editor

Dr. Muhammad Salik Javaid has a long meritorious career interacting with "water" as an engineering student, a practicing professional engineer, a researcher, and as a university teaching faculty member. For over three decades he has worked in Pakistan and abroad for the Corps of Engineers, the Earthquake Reconstruction and Rehabilitation Authority, the Frontier Works Organization, (and the Design and Consultancy Department.

His undergraduate engineering education is from the Military College of Engineering. He is a graduate of Georgia Tech, Atlanta, USA, where he earned his Master's and Doctoral degrees in Civil Engineering. He has been on the faculty of the National University of Sciences and Technology, the University of Lahore, and Abasyn University teaching undergraduate- and graduate-level courses related to water.

Contents

The Hyporheic Zone

*by Mikhail M. Burakov*

*by Cheikh Faye*

*by Amin Shaban*

**Preface III**

**Chapter 1 1**

**Chapter 2 7**

**Chapter 3 29**

**Chapter 4 51** Positive Effect of Climate Change on Water Resources Enhancement in Africa:

**Chapter 5 67** Analysis of Non-Rainfall Periods and Their Impacts on the Soil Water Regime

**Chapter 6 87**

**Chapter 7 103**

Introductory Chapter: Hydrologic Science - Where We Stand Today?

*by Vanessa J. Banks, Barbara Palumbo-Roe and Catherine E. Russell*

*by Milan Gomboš, Branislav Kandra, Andrej Tall and Dana Pavelková*

Process Modeling of Soil Thermal and Hydrological Dynamics *by Nawa Raj Pradhan, Charles W. Downer and Sergei Marchinko*

Accuracy of Hydrogeological Calculations and Forecasts

Striking Challenges on Water Resources of Lebanon

*by Muhammad Salik Javaid and Laila Khalid*

Case of Gambia River Basin (Senegal)
