Aerial view of 8 year old red pine plantation. S.D. Warren, Maine.

Aerial view of red pine plantations in larger setting of hardwoods. S.D. Warren, Maine near Moose Lake.

Aerial view of natural balsam fir released by recent herbicide (Roundup). S.D. Warren, Maine.

Aerial view of clearcuts in hardwoods. N.B. patterns and age classes. S.D. Warren, Maine

Aerial view of 35 acre (14 hectare) clearcut in hardwoods. N.B. absence of slash - everything utilized. S.D. Warren.

Current harvesting in 150 year white pine with 70 year spruce. S.D.Warren.

Aerial view of precommercial thinning in natural balsam fir and spruce. S.D. Warren.

Aerial view of precommercial thinning in natural balsam fir & spruce. S.D. Warren.

Aerial view of recent precommercial thinning in balsam fir & spruce. N.B. red brown of dead material. S.D. Warren.

Aerial view of two age classes of precommercial thinning in balsam fir & spruce. S.D. Warren.