Coyotes Wild Horses: The Consequence... Animals of the Northern Grea... Bears on the Lewis and Clark... Environmental Impacts Native Plants National Parks Family Retraces the Expediti... Pronghorn Revival: Bringing ... Condors Reach New Milestone The Horticultural Potential ... Plants | Discovering Lewis &... Places under Protection Animals of the WestHow Native Americans changed Native Nations Home | Discovering Lewis & C... Maps Lewis and Clark . Natives Salvation Fish Home | Journals of the Lewis... Naturalists Lewis & Clark Expedition - S... American Indians--Lewis and ... Native Americans: Histories ... Native American Culture
Resources to help research the impact of Lewis and Clark's exploration of the Louisiana Purchase and Westward Expansion on the various ecosystems of the American West.