Figure 1-3: Estimated annual total carbon stocks
and flows for three representative forest stands in tropical, temperate,
and boreal regions. Stocks in bold italics are in tons of carbon per
hectare (t C ha
-1). Flows are in t C ha
-1 yr
-1. (a) Tropical rain forest
near Manaus, Amazonia, Brazil; (b) temporate deciduous oak-hickory forest,
near Oak Ridge, Tennessee, USA; and (c) boreal evergreen black spruce
forest, near Prince Albert, Saskatchewan, Canada.
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