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. Author manuscript; available in PMC: 2012 Apr 1.
Published in final edited form as: Atmos Environ (1994). 2011 Apr 1;45(13):2260–2276. doi: 10.1016/j.atmosenv.2010.12.008

Figure 3.

Figure 3

Mapped components of the BELD3 database used to classify different zones of birch and ragweed pollen sources within the OTC domain: (a) Birch tree areal coverage used for the spring simulations, and (b) Dominant land use-land cover from the USGS component used for the fall ragweed simulations.