All
Live Hardwood Tree Biomass per Acre of Timberland, 2002
Description This map shows the spatial distribution
of all live hardwood tree biomass per acre of timberland in tons
per acre of timberland by county. On average, by county, there are
29 tons of hardwood biomass per acre of timberland.
Use this map only to identify broad spatial trends. At the
time of
assessment, data were not available for interior Alaska,
the Pacific Basin, Puerto
Rico, U.S. Virgin Islands, and a small number of counties
in the lower 48 states.
Sources:
USDA Forest Service, 2002 RPA data, available at: http://fia.fs.fed.us/tools-data/tools/.
Distributor:
USDA Forest Service, Forest Inventory and Analysis.
Layers:
USDA Forest Service, 2002 RPA data and the National Atlas
of the United States.
Definitions:
Biomass is defined as the total aboveground, ovendry weight for live
sample trees 1.0 inch diameter or larger, including all tops and
limbs (excluding foliage).
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