multispectral imagery, coupled with field data, could significantly reduce the uncertainty rates. The U.S. Geological Survey produced a four-county follow-up conifer health assessment using high-resolution RapidEye remotely sensed imagery and field data collected in 2009. Figure 1 (facing page). Colorado and its coniferous forests. Forested areas indicated in green, dashed lines indicate county boundaries. Base from U.S. Census Bureau TIGER/Line digital data (U.S. Census Bureau, 2009).

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