| Forest Resources Planning Composite Inventory (FRI-PCI) |
Ontario Ministry of Natural Resources |
2004 - 2011 |
|
| Geldern, Eastern Holland. 1:25,000. Map Sheet 4403, 2nd Edition, Defence Overprint, 18 December 1944 |
United States. Army Map Service |
1944 |
|
| Gennep, Holland. 1:12,500. Map Sheet 12 SW/3, 1st Edition, Defence Overprint, 20 January 1945 |
Canada. Royal Canadian Engineers |
1945 |
|
| GeoCover Landsat 4/5 |
LandInfo Worldwide Mapping LLC |
1990 |
|
| GeoCover Landsat 7 |
LandInfo Worldwide Mapping LLC |
2000 |
|
| Geographic Named Extent |
Ontario Ministry of Natural Resources |
1500 - 2011 |
|
| Geographic Township Improved |
Ontario Ministry of Natural Resources |
1977 - 2013 |
|
| Geographical Names Data |
Natural Resources Canada |
Current |
|
| GeoPinpoint Suite |
DMTI Spatial Inc. |
2008, 2011 |
|
| Global Historical Climatology Network (GHCN) Global Daily Climate Data |
NOAA National Centers for Environmental Information |
1763 - present |
|
| Grand River Information Network |
Grand River Conservation Authority |
Various |
|
| Great Lakes - St. Lawrence Basin Watersheds |
Ontario Ministry of Natural Resources |
2002 - 2009 |
|
| Great Lakes Bathymetry |
National Oceanic and Atmospheric Administration (NOAA) |
1996 - 1999 |
|
| Great Lakes Conservation Blueprint for Biodiversity |
Ontario Ministry of Natural Resources |
2005 |
|
| Great Lakes Information Network (GLIN), Great Lakes Mapping & GIS |
Great Lakes Commission |
Various |
|
| Great Lakes Islands (International) - Grouped Coastal Environments |
Ontario Ministry of Natural Resources |
2006 - 2010 |
|
| Great Lakes Islands (International) - Islands |
Ontario Ministry of Natural Resources |
2006 - 2010 |
|
| Greater Toronto and Hamilton Area (GTHA) Boundary |
Ontario Ministry of Natural Resources |
2012 |
|
| Greater Toronto and Hamilton Area (GTHA) Boundary |
DMTI Spatial Inc. |
2002 - 2012 |
|
| Greater Toronto Area (GTA) Boundary |
Ontario Ministry of Natural Resources |
2012 |
|
