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CARTOGRAPHY. What is cartography ESRI’s online dictionary defines cartography as … “the art and science of expressing graphically, usually through maps,

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Presentation on theme: "CARTOGRAPHY. What is cartography ESRI’s online dictionary defines cartography as … “the art and science of expressing graphically, usually through maps,"— Presentation transcript:

1 CARTOGRAPHY

2 What is cartography ESRI’s online dictionary defines cartography as … “the art and science of expressing graphically, usually through maps, the natural and social features of the earth “

3 What is on a map? Cultural features Cultural features Roads, lakes, buildings, rivers, contours, etc.Roads, lakes, buildings, rivers, contours, etc. Numeric data Numeric data income, population data (census data), etcincome, population data (census data), etc Physical Features Physical Features Geology, landuse, forestry, soils, vegetation, landcover etc.Geology, landuse, forestry, soils, vegetation, landcover etc.

4 How is this data represented?

5 The Earth as a Globe http://www.jonessoda.com/wordpress/wp-content/uploads/2009/04/globe.png

6 Flat surface is needed The earth is a sphere. It has to be developed into a flat surface. To do this the globe or earth has to be flattened out or projected.

7 http://www.genekeyes.com/CAHILL_GALLERY/1913-Cahill-rubber-ball.jpg

8 Projections Three main classifications: CylindricalCylindrical Planar or AzimuthalPlanar or Azimuthal ConicConic

9 Cylindrical Planar Conic http://rnp782.er.usgs.gov/atlas2/articles/mapping/a_projections.html

10 Scales Representative Fraction 1:50,000 Verbal Statements One cm to 0.5 km Scale Bar image from http://depts.washington.edu/natmap/education/protocols/maps/map_scale_bar.jpg

11 Scale Large ScaleLarge Scale 1:5,000 …..City map 1:5,000 …..City map Small ScaleSmall Scale 1:30,000,000 …..Map of Canada 1:30,000,000 …..Map of Canada

12 Large Scale Map 1:2,500 Source: Toronto property data map

13 Small Scale Map 1:30,000,000 Source: ArcCanada data

14 Types of Maps Thematic Thematic A map designed to convey information about a single topic or theme, such as population density or geology. Topographic…. Topographic…. A topographic map is a detailed and accurate graphic representation of cultural and natural features on the ground. http://maps.nrcan.gc.ca/topo101/faq_e.php http://resources.arcgis.com/glossary/term/1109

15 Thematic Map

16 Topographic Map From www.geogratis.ca

17 Map Features PointPoint CityCity ChurchChurch LineLine RiverRiver StreetStreet railwayrailway AreaArea CityCity Geological featuresGeological features ForestForest LanduseLanduse

18 Source:DMTI Spatial Inc. V2009.4, Canmap Route Logistics

19 Data and Mapping Qualitative Qualitative Shows spatial distribution or a location of data e.g. geology map, soils, land use, etc.Shows spatial distribution or a location of data e.g. geology map, soils, land use, etc. Not dependent on numeric dataNot dependent on numeric data Quantitative Quantitative Shows the spatial aspects of numerical data e.g. income data, population density etcShows the spatial aspects of numerical data e.g. income data, population density etc

20 Map Use, Readling Analysis Interpretation. Kimerling et al Page 148 Quantitative Values

21 Qualitative Map

22 Quantitive Map

23 COLOUR Source: http://static.colourlovers.com/uploads/2009/03/http://static.colourlovers.com/uploads/2009/03/ 3178130243_508e7584bf.jpg http://dailyartist.blogspot.com/2010/12/ mark-rothko-september-25-1903-february.html

24 COLOUR CHOICES

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27 10 Colour Intervals

28 7 Colour Intervals

29 5 Colour Interval

30 Colour Brewer Colour Advice for Cartography http://colorbrewer2.org/

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35 http://portal.survey.ntua.gr/main/courses/geoinfo/admcarto/lecture_notes/name_placement/bibliography/belbin_1996.pdf Rules for Placing Text and Graphics

36 Text Placement http://portal.survey.ntua.gr/main/courses/geoinfo/admcarto/lecture_notes/name_placement/bibliography/belbin_1996.pdf

37 Map Layout Use of white space Fill white space with map title, legend, scale bar, source, projection information, north arrow legend, scale bar, source, projection information, north arrow Space map elements with equal white space

38 Map Layout

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41 ESRI Mapping Centre http://mappingcenter.esri.com/

42 USE ARCGIS HELP


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