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Table 2 Geospatial data layers and the associated suitability scores for the prospect of having a swine farm in a particular geographical location

From: Modeling livestock population structure: a geospatial database for Ontario swine farms

GIS data layers

Data source

Categories

Suitability scores

Road Network (excluding highways)

StatCan

Roads passing through population centers

0

Roads that don’t pass through population centers.

 

 - Within 300 m

100

 - Between 301 and 500 m

50

 - Between 501 and 5000 m

25

 - More than 5 KM

0

Agricultural Ecumenea

StatCan

 - Intersect

100

 - Do not intersect

10

Population Centers/Residential Zones

StatCan and DMTI Spatial Inc.

 - Within a population center/residential zone

0

 - Within a 2 KM buffer around the outer perimeter of a population center

25

 - Between 2.001 and 15 KM buffer around a population center

95

 - More than 15 KM away from the outer perimeter of a population center

50

Crown Land - MNR Unpatented Land Public

Ontario Land use information, Ministry of Natural resources

 - Intersect

5

 - Do not intersect

100

Camp and Recreation spots

Ontario Land use information, Ministry of Natural resources

 - Intersect within 1KM buffer of the outer perimeter

0

 - Outside 1KM buffer of the outer perimeter

100

Government Institutional Land Use

DMTI Spatial Inc.

 - Intersect

0

 - Do not intersect

100

Resource and Industrial Land Use

DMTI Spatial Inc.

 - Intersect

0

 - Do not intersect

100

Waterbodies – Great Lakes

NOAA

 - Intersect within 1KM buffer of the outer perimeter

0

 - Outside 1KM buffer of the outer perimeter

100

Large Inland Waterbodies

StatCan

Larger waterbodies (e.g. ranking 1, 2 and 3). A geographical reference location:

 

 - Intersect within 1KM buffer of the outer perimeter

0

 - Outside 1KM buffer of the outer perimeter

100

  1. aAgricultural Ecumene refers to the occupied land surface used for agricultural or any other economic purposes