Displaying 61 - 70 of 86
Ritchie
Post-glacial Vegetation of Canada brings together all the available information about the complex history of vegetational and environmental change in Canada since the last Ice Age. As the lands began to emerge from under the ice, they provided a…
Type: Document
Year: 1987
Forney
[no description entered]
Type: Document
Year: 1987
Kalisz, Dorian, Stone
[no description entered]
Type: Document
Year: 1986
Anderson
Land managers are becoming increasingly aware that cultural resources are a fragile and nonrenewable part of the environment that must be protected. Legislation has been enacted at the Federal and State levels to protect these resources. There is…
Type: Document
Year: 1985
Roberts
[no description entered]
Type: Document
Year: 1985
Buckner
The meaning of 'natural' as a guideline for managing public forests is questioned. Evidence of a rapidly shifting flora over eastern North America in recent geologic time is presented along with historical evidence of the open character of the…
Type: Document
Year: 1983
Chapman, Delcourt, Cridlebaugh, Shea, Delcourt
Stratified archaeological deposits from the Little Tennessee River watershed have yielded a 10,000-year record of vegetational cahnge reflecting both geomorphic events and the utilization of plant resources by American Indians. Changes in…
Type: Document
Year: 1982
Keith
[no description entered]
Type: Document
Year: 1980
[no description entered]
Type: Document
Year: 1976