34 records – page 2 of 2.
Photographs. -- [ca.1955]
Photographs. -- [ca.1956]
Pre-Columbian human ecology: Aboriginal hunting and burning have serious implications ...
Repeat photography and long-term vegetation change on the U.S. sheep ...
Testimony before the U.S. House of Representatives subcommittee on forests ...
Testimony before the U.S. House of Representatives Subcommittee on National ...
Viewpoint: ungulate herbivory, willows, and political ecology in Yellowstone
Wolf recovery, political ecology, and endangered species
Wolves in the west: what the government does not want ...