The annual per capita consumption of wood in the United States is 65 cubic feet. This is equivalent to seven trees, ten inches in diameter and fifty feet tall for every American.
Iowa Science Teachers Journal
© Copyright 1979 by the Iowa Academy of Science
Barnes, H. M.
"A Word about Wood,"
Iowa Science Teachers Journal: Vol. 16
, Article 4.
Available at: https://scholarworks.uni.edu/istj/vol16/iss3/4