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Natural Sources are non-manmade emission
sources, which include biological and geological sources, wildfires,
windblown dust, and biogenic emissions from plants and trees.
Areawide Source Methodologies
Find out how ARB calculates emissions from
natural source categories.
Biogenic
Sources
Wildfire
Sources
Geogenic
Sources
Biogenic Emissions Inventory
ARB estimates emissions of biogenic volatile
organic compounds (BVOCs) from vegetation for natural areas, crops, and
urban vegetation. BVOC emissions are functions of the species leaf
mass, emission factors, temperature, and light conditions.
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This
page last reviewed August 20, 2008
Emission Inventory
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