Exactly, Pennsylvania 100 years ago was completely stripped of trees, today has 17 millions acres of forests (almost 60% of the land is covered with forests!)

Exactly, Pennsylvania 100 years ago was completely stripped of trees, today has 17 millions acres of forests (almost 60% of the land is covered with forests!) https://www.pghcitypaper.com/pittsburgh/a-century-ago-pennsylvania-stood-almost-entirely-stripped-of-trees/Content?oid=1848219 https://www.pghcitypaper.com/pittsburgh/a-century-ago-pennsy...