Sökt på: Böcker av William L. Halvorson
totalt 4 träffar
Science and Ecosystem Management in the National Parks
Our national parks are more than mere recreational destinations. They are repositories of the nation's biological diversity and contain some of the last ecosystem remnants needed …
Science and Ecosystem Management in the National Parks
Our national parks are more than mere recreational destinations. They are repositories of the nation's biological diversity and contain some of the last ecosystem remnants needed …
Atlas of American Religion
Methodists to Congregationalists, Mormons to Jews, Church of God to the International Church of the Foursquare Gospel—the story of religion in the United States is in large part …
Southwestern Desert Resources
The southwestern deserts stretch from southeastern California to west Texas and then south to central Mexico. The landscape of this region is known as basin and range topography …