240 likes | 314 Views
But … Can You Map It?. Using the geography part of the DLI collection. François Mainville - Halifax March 2000 Arden Bell & Elizabeth Hamilton. What’s in the Geo collection ?. Files in MapInfo or Arc/Info format. Digital Boundary, line and/or point files.
E N D
But … Can You Map It? Using the geography part of the DLI collection François Mainville - Halifax March 2000 Arden Bell & Elizabeth Hamilton
What’s in the Geo collection ? • Files in MapInfo or Arc/Info format. • Digital Boundary, line and/or point files. • Reference Guides & Documentation. • Some tools = GeoSuite, GeoFormat.
MapInfo or Arc/Info ? ArcView Arc/Info Need to import or Map Info… Ready to use or other software… if compatible with MI or A/I
What’s a GIS ? • Geographic Information System • Mapping software integrated to a database • Will perform geospatial operation in or between many layers of information. • Offers possibility to integrate external data • Vector based or Raster based
Census Boundaries Points Streets Boundaries, lines, points. Features Boundaries, lines or points
Two flavours of boundaries at STC DBF files ( For 1986, 1991 & 1996) DCF files +
Polygons What’s in a Boundary file ? Examples of Polygonal features Census Areas, City Limits, City blocks, Lakes, Islands, Pop Ecumen, Neighbourhoods, User defined zone of interests, Buffer Zone. ?
What’s in a Street Network file Examples of Linear features Roads & Hyways, Rail Roads Rivers, Streams, Pipelines, Power Lines, ?
What’s in a point file • Examples of point features • Dwellings, schools • Navigation buoys, • Oil wells, Radio Towers • Smoke stacks Areas can also be represented by points PCCF, Census Area rep. point
Reference Guides Available in Adobe Acrobat format (.pdf)
GeoSuite • The GeoSuite tool provides linkage between the different levels of Census geography. • List of Census Areas within larger Census areas. • Population counts for selected areas.
What’s not in the collection • GIS/Mapping Software • Caris, MapInfo, Arc, ArcView, PaMap, etc… ( although STC does provide mapping tools under E-STAT and Census Community profiles ) • Ready to use maps • Knowledge • About the census ( some under Census section ) • Cartographic / GIS
Other STC Mapping tool Census Community Profiles http://www.statcan.ca/english/census96/list.htm
Understanding Geography requires knowledge of Census Census Geography
Census geography • A bit of concept • Census Areas are building blocks. • Small areas are agregated into larger ones.
SGC Code CMA 12003133 1302133 Province CMA 12 2 05 Census GeographyOverview
Getting help with the Census • Census Dictionnary • Census handbook • SGC Manuals • Maps series ( EA, CD CSD, CMA CT )
Where on DLI FTP site ? • /dli/geography/19.. / … • FTP • Naming convention • see handout
The Steps to get a file Find... Download (ftp) Execute (unzip) Import (arc files only) Launch ArcView New View Add theme Click! [Save project]
Sound good? That was nothing. Just watch Arden do his thing!!!