There is already so little old-growth forest left that it threatens the long-term survival of many plant and animal species, so continuing to log such forests is deeply irresponsible.
Explore: The Wild Pacific Trail skirts rocky cliffs and meanders through dense old-growth rain forest to reveal dramatic vistas of the moody, tossing surf.
One of those surprises came during a visit to Eglin Air Force Base on the Florida panhandle, where he went to see the old-growth long-leaf pine forest.
The 3km and 9km Circles in a Forest trails explore the refreshing green environment, passing 3m-high tree ferns, old-growth trees, strange fungi and babbling brooks.