WDW '98: World Day for Water 1998 - Seminar Groundwater, the Invisible Resources, 23 March 1998 and Workshop Sediment Sampling, Analysis & Impact on the Enviroment, 24 March 1998 at Dewan Persidangan Institute of Distance Education and Learning (IDEAL), Universiti Putra Malaysia, Serdang, Selangor

(a) Seminar on Groundwater, the Invisible Resources: (1) An Overview of Groundwater Resources potential in Malaysia by Mohd. Nazam Awang & Mohamed Hatta Abdul. Karim. (2) National Groundwater Perspectives - Issues and Challenges by Ir. Azuhan Mohammad. (3) The problems of Groundwater Development and Drilling Activities in Malaysia by Mr. Hasman Ibrahim. (4) The Role of Groundwater in the Mineral Water Industry by Ang Num Kiat & Ismail C. Mohamad. (5) Saltwater Intrusion to Groundwater by Assoc. Prof. Salim Said. (6) The Link between Wetlands and Groudwater by Dr. Sundari Ramakrishnan. (7) Leachate migration through clay lines - Leaching column test by Assoc. Prof. Tan Boon Kong. (8) Managing Bris Groundwater Resources by Controlled Drainage by Dr. Mohammud Che Hussain. (9) Application of Shallow Seismic Reflection for Groundwater Aquifer Investigation: A Case Study at Pak Pura, Kelantan by Assoc. Prof. Umar Hamzah. (10) Issues in groundwater extraction from lowland peat deposits in Malaysia by Dr. Salmah Zakaria & Ir. Zalilah Selamat. (11) Utilisation and Management of Groundwater Resources in North Kelantan by Ir. Lee Shik Beng. (b) Workshop on Sediment Sampling, Analysis & Impact on the Enviroment (Melaka River Rehabilitation Project): (12) Sampling Methodologies, Equipments and Experiences from the Monitoring Survey of Melaka River 1997 by Dr. Hj. Fadhillah Mahmood. (13) The Sediment Monitoring Component and Sediment Monitoring Programme of the Melaka River Rehabilitation Project by Mr. Zainal Abidin Che Lah & Mr. Godwin Singam. (14) Visual, Physical, Chemical and Bacteriological Characterisation of the Sediment Cores by Dr. Ong Mei Leng. (15) Assessment of the results obtained in the Monitoring Survey by Mr. Neals Thygesen. (16) Dredging of the Melaka River - A Case Study by Mr. Bill K. S. Koay