Map & Map Literacy

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Map & Map Literacy
Madan Acharya
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A graphical representation of ground reality
Maps: Not a reality in itself
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Map
के कह ाँ अवस्थित छ?

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Mapping Process
 Be clear on the objective
 Area of interest
 Look for datasets -primary, secondary
 Which method ?
 Mapping - technical work
 Dissemination
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1. Title
2. North Arrow
3. Scale
4. Legend
5. Marginal Information
Major elements of a Map
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1. Map Title
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2. North Arrow
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3. Map Scale
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1. In words (One cm = One km)
2. Representative fraction. (RF)
1:10,000 to Large Scale
1:50,000 Small Scale
0 40 8020 Meters
3. Linear scale - scaled ruler.
Map Scale Representation
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Large-scale
Small-scale

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Legend represents the meaning
of the colors and symbols used in
a map.
Legend
M Police Station
Ward Boundary
ù Temple
School
ÆP Health Center
4 Campus
Major Road
Minor Road
River
Pond
Index Contour
Intermediate Contour
Cultivation
Forest
Settlement
4. Legend
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5. Marginal Information
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Other elements of a Map
1. Location Map
2. Grid Line
3. Neat Line
4. Data Frame
5. Contour Lines
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Location Map
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Grid Lines
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• Find ‘02 easting’ first.
• Find ‘01 northing’ second.
01 02 03
03
02
01
00
Find your position
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Neat line
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Data frame
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• A contour is a line
that joins points of
equal elevation
• Contour interval is
the vertical distance
between contour
lines
• See legend for
contour interval
Contour lines
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• Contour lines close together show
steep slopes
• Contour lines far apart show gentle
slopes
• Contour lines evenly spaced show
uniform slope
Contour Patterns…
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Types of mapTypes of map
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 Rigid form of map where message is conveyed by
virtue of symbology.
 Measurable but not interactive.
 They are always projected.
 Difficult to integrate with other data.
 Maps in a digital media.
 Interactive options according to
map objective.
 Maps can be in both 2D and 3D format.
 Easy integration with other data.
Analogue Maps Digital Maps
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 Usually colored by
country or by state.
 Political colors make it
easy to compare size,
shape, and location
1. Political Map
 Information about the landscape, topography.
 Ground features (buildings, forests, roads,
rivers etc.) represented as map objects.
2. Topographical Map
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D:mapsDidi ko Mapsmap.png
3. Thematic Map
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4. Cadastral Map 5. Satellite Map

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6. Street Network Map 7. Land Use Map
PC: City of Dublin
PC: City of Mandaluyong
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General Color Compositions
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Green Color……….(Vegetation)
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Yellow Color……….(Cultivation area)
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Blue Color……….(Hydrographical features)
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Red Color.......... (Man made
structures/hotspots/danger)
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