The land area of Sri Lankahas been computedTo be 65525 SqKm or6552500 Ha. OverallLand use in Sri Lanka is as

follows:

NO. Description Extent (HA)

1 Excluded for Streams and reservations 290,000

2 Reservoirs 113,300

3 Steep land, Land above 1525m contour and barren land 533,900

4 Wild life reserves 906,921

5 Forest reserves, Marsh and Mangroves under forest department 1,421,954

6 Forest plantations (man made forests) 93,000

7 Roads, Railways, harbors, Airports and other uses 165,000

8 Homesteads 925,000

9 Paddy 703,264

10 Coconut 443,952

11 Tea 210,622

12 Rubber 114,678

13 Sugar Cane 10,600

14 Other export crops and subsidiary crops 78,020

15 Sparsely used and balance land 755,553

* Data source: www.statistics.gov.lk

No Scientific count of Paddy lands & Agriculture land extents

No proper link with the land & Farmer No proper link with subsidies, Location of

the land & Extents No Scientific identification of water

resources allocations & farming lands Change Management of the land

Satellite Images Lidar Surveys GPS Laser Technology Old Maps Electronic Surveys

Data Extraction Data Interpretation Preparation of Database Data Publishing Data Retrieval (Ex.Maps, Satellite Images,

Reports) Data Updation Data maintenance

Data transfer from one party to another

Geoinformatics International (Pvt.) Ltd, established for the

commercial application of combined technologies of GPS

(Global Positioning Satellites) receivers, GPRS (Global

Positioning Roaming Systems), GSM (Global System for

Mobile Communications), GIS (Geographical Information

Systems), RS (Remotely Sensed Earth Observation) & ICT

(Information & Communication Technology).

•Digital Globe Inc, USA

•Indian Remote Sensing Data(National Remote sensing agency)

•ERDAS INC, USA

•Laser Technology Inc, USA

•Astech Professional GPS of France

•SPCEYES 3D , Map preparation software of France

•Pitney Bowes Location Intelligent systems.USA (MapInfo & MapXtream

•Bentley Inc,USA.

NEED ASSESMENT AND DECISION MAKING (TYPE OF DATA, PERIOD, ETC)

Soil samplePH dataElevationsCoordinateSpeciesClonesEtc.

Past recordsCost dataHistoryFuture expectationsEtc.

REMOTE SENSING DATA

Geo-referencing,EnhancementMosaicingNavigatingFilteringBand data merging etcFor DESSEMINATION

DATABASE

Classifications And Analysis For Information

USES 1 2 3 4 ---------------------------------------------- N

Attribute DataGround Data

Work Flow of the Center

2003 2004

Change Map Facilities Change

Facilities Monitoring

Change MonitoringChange Monitoring

Change MonitoringChange Monitoring

Change MonitoringChange Monitoring

Natanz Special Weapons FacilityIran

10 Feb 2004

Change MonitoringChange Monitoring

Natanz Special Weapons FacilityIran

21 July 2004

Change MonitoringChange Monitoring

DEM PREPERATION