This is an introduction about the Western province of Sri Lanka that was prepared to fulfill the requirement of a course unit of Master of Natural Environmental Studies, Utokyo.

1. Introduction on Western
province of Sri Lanka
Tharindu Dilan
Environmental information Science
Department of Natural Environmental Studies
University of Tokyo1
© Chamath237

2. Content
1. Data
2. General introduction
3. GIS analysis results
• Area
• Inland water
• Population
• Land use
• Road network
• Railways
4. Places
2

3. Data and software
1. Vector data
• Polygons and Line layers
• Data source : Survey department of Sri Lanka through the GIS
and Remote sensing course in PGIS of University of Peradeniya
2. Raster data
• Photos
• Data source : Internet
3. Other
• Census
• Data source : Department of Census and Statistics of Sri Lanka
and www.citypopulation.de
3
Software - ArcGIS, MS Excel
Data

4. General introduction
Districts of Western province
4
Data source : Department of Survey
Sri Lanka

5. Area (km2)
5
• Total area
• 3078.30 Km2
• Inland water
• About 91 km2
Data source : Survey department of Sri Lanka and
Department of census and statistics of Sri Lanka
• Streams
• 1317 km
GIS analysis - Area

6. Population
Total population
5,851,130 (5.8 millions)
• ~ 44% of Total population
of Sri Lanka
• Gampaha and Colombo
are the highest populated
Data source : Department of census and statistics
of Sri Lanka
6
GIS analysis - Population

7. Population
distribution
DS unit wise
Population
7
Total population
5,851,130 (5.8 millions)
• ~ 44% of Total population
of Sri Lanka
• Gampaha and Colombo
are the highest populated
GIS analysis - Population
Data source : Department of census
and statistics of Sri Lanka and
http://www.citypopulation.de/SriLank
a-Cities.html

8. Population density
The highest in West part/costal
line
Population
8
Data source : Department of census
and statistics of Sri Lanka and
http://www.citypopulation.de/SriLank
a-Cities.html
Population
distribution
DS unit wise
GIS analysis - Population

9. Population
9
Colombo city properPopulation density
The highest in West part/costal
line
GIS analysis - Population
Data source : Department of census and statistics of Sri Lanka

10. General
Land Use
Data source : Department of Survey Sri Lanka
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A Coconut plantation
Sunday Observer(2010)
Paddy fields
https://www.flickr.com/photos/858
6609@N04/2298023333
General Land Use vs Population density GIS analysis – Land use

11. 11
General Land Use vs Population density
Data source : Department of Survey Sri Lanka
 Specific factors of Higher population
density area
• Export processing zones – industries
• Harbor and Airport
• Tourism industry in coastal regions
GIS analysis - comparison

12. Road network
Data source : Survey department of Sri Lanka 12
• A category – main
roads
• 273 km
• B category –
secondary roads
• 504 km
• Total road network
• 2006 km
GIS analysis - Roads

13. Railways
Data source : Department of Survey Sri Lanka 13
• Total length
• 199.1 km
©Scott Eddy
GIS analysis - Railway

14. Places
http://www.keralatravelonline.com/destination.php?id=131
• Colombo – the commercial
capital of Sri Lanka
http://www.travelweekly-asia.com/Travel-News/Government/Colombo-to-
host-Asia-Hotel-Tourism-Investment-Conference
©thekoala/iStock
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Places

15. Places
• Katunayaka –
international air
port
http://www.navjot-singh.com/airline-pr/category/srilankan-airlines
©Navjot Singh
http://archives.sundayobserver.lk/2011/
10/23/fea05.asp
• Colombo Harbor
15http://nabataea.net/bengal.html
• Ancient maritime
trade route between
Rome and China
Places

16. • Kelaniya temple - 500 BC
Places
http://archives.sundayobserver.lk/2011/10/23/fea05
.asp
©Tony Dernando
http://www.northernlight.lk/destinations/colo
mbo/kelaniya-temple/
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Places

17. Thank you
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