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Shapefile notes:- MCpet = Motor car (petrol)- MCdie = Motor car (diesel)- LDVpet = Light domestic vehicle (petrol)- LDVdie = Light domestic vehicle (diesel)- MBpet = Minibus taxi (petrol)- MBdie = Minibus taxi (diesel)- Bus = Bus (diesel) - HV = Heavy vehicles (diesel)- All emissions in tons per annum per grid cell", "geometryType": "esriGeometryPolygon", "sourceSpatialReference": {"wkt": "PROJCS[\"Wgs84 Lo29\",GEOGCS[\"GCS_Hartebeesthoek_1994\",DATUM[\"D_Hartebeesthoek_1994\",SPHEROID[\"WGS_1984\",6378137.0,298.257223563]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",0.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",29.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",0.0],UNIT[\"Meter\",1.0]]"}, "copyrightText": "Credits\nCSIR \u2013 NRE Climate Studies Modelling and Environmental Health group\nContact person:\nFirst Name: Mogesh\nLast Name: Naidoo\nInitials: M\nOffice Number: (012) 841 4258\nEmail: mnaidoo4@csir.co.za\nDesignation: Research Scientist \u2013 Air Quality Modeler\n\nGerrans Commerce (Pty) Ltd \nContact person:\nFirst Name: Mazwi\nLast Name: Lushaba\nInitials: M\nTel Number: 073 133 4461\nEmail: mazwi.lushaba@pureairsa.co.za\nDesignation: Air Quality Specialist\n\nUse limitations\nCredit to be given if reproduced.", "parentLayer": null, "subLayers": [], "minScale": 0, "maxScale": 0, "drawingInfo": { "renderer": { "type": "simple", "symbol": { "type": "esriSFS", "style": "esriSFSBackwardDiagonal", "color": [ 210, 210, 210, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 25, 25, 147, 255 ], "width": 0.4 } }, "label": "", "description": "" }, "transparency": 40, "labelingInfo": null }, "defaultVisibility": false, "extent": { "xmin": -132820.20001484093, "ymin": -2941777.238084623, "xmax": -72226.36666809078, "ymax": -2861524.956757004, "spatialReference": {"wkt": 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