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This web portal has been developed as a key output of a collaborative project carried out by the International Water Management Institute (IWMI) for enhanced disaster preparedness and rapid response for droughts and other natural disasters in Sri Lanka. The project was funded by Unilever Sri Lanka Limited as part of its commitment to sustaining water resources in Sri Lanka.


International Water Management Institute (IWMI)

127, Sunil Mawatha, Pelawatte,
Battaramulla, Colombo, Sri Lanka.
Tel:(94) 11 2787404
Fax:(94) 11 2786854
Time Zone:GMT + 5:30

 

The overarching goal of this web portal will be to establish a comprehensive national Knowledge Base System for Sri Lanka (KBS-Lanka) that encompasses disaster preparedness and rapid response for droughts and other natural disasters, and also enables natural resource assessment and monitoring on a near-real-time basis using remote sensing and other spatial techniques. The KBS-Lanka project has developed a near-real-time (fortnightly and/or monthly) system on the following 3 key components using satellite sensor data from advanced systems that are available free, from reliable sources:
  • Baseline conditions (BC-Lanka): Each area will be enriched with numerous baseline datasets (e.g., soil types, land use pattern, drainage, road network, hydro meteorological stations, etc) on the lines of http://www.iwmidsp.org. This data will be invaluable for rapid response and for scientific analysis of a situation or a problem.
  • Crop monitoring and Water Productivity patterns (CMS-Lanka): First a baseline data set of cropped areas and crop type will be mapped using high resolution satellite imagery. This will be followed by seasonal and/or annual crop assessments (e.g., % area cultivated relative to average area cultivated over last 5-years; change in crop types, change in crop calendar).
  • Drought Monitoring System (DMS-Lanka): This is based on Remote Sensed data from advanced MODIS sensor and historical AVHRR sensor. The final product is a near-real-time online drought monitoring system that will allow drought and extreme wet conditions in different parts of the country to be detected and reported every fortnight. The methodology will be similar to the one used for DMS for South Asia (dms.iwmi.org), but most likely with an advanced on-line interface.
This web portal is an online operational remote sensed and GIS based knowledge base system (KBS-Lanka) from smallest administrative unit (e.g., Grama Nilhadari) to the largest administrative unit (e.g., river basin or Country).

Currently, in the first phase, KBS-Lanka is developed for IWMI’s Ruhuna Benchmark Basins (comprising Walawa, Kirindi and Menik basins) as proof of concept and during phase II will be developed to cover the whole island as links and partnerships develop with the Government, the main client. Phase I will include a substantial research component in developing the methodology while phase II will focus on building up the systems and the database.

The web portal provides a remote sensed and GIS based integrated information system and establishes a working methodology to effectively use this information, and to develop an online dissemination service to reduce vulnerability issues and minimize adverse effects on the population in disaster situations. We have also emphasized on a wide range of natural resources secondary data fed in, to develop a comprehensive baseline database on natural resources. All KBS-Lanka data and products are made freely accessible for downloadable from anywhere in the World.