California Air Basins - California Air Resources Board
Click on the regions of the interactive map for information on emissions in that area.
California Digital Conservation Atlas - California Environmental Resources Evaluation System (CERES)
Use the the California Digital Conservation Atlas to view maps of California's natural resources and working landscapes.
Energy Maps - California Energy Commission
Find maps of climate zones, wind resource areas, natural gas pipelines, oil refineries, electric lines, and more.
Forestry and fire protection - Department of Forestry and Fire Protection
Various maps including demographics, forestry and timber, landcover and vegetation, watershed, and fire.