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User's Guide to CHEAPO II
Since its introduction in 1979, CHEAPO, a computer based economic analysis program, has allowed users of the Stand Prognosis Model to evaluate silvicultural alternatives from an economic point of view. Subsequent modifications to the Prognosis Model have rendered CHEAP0 obsolete. This users guide covers a new computer model, CHEAP0 II, which is compatible with version 5.1 of the Prognosis Model and expands its economic analysis capabilities.
Preserving Yellowstone's Natural Conditions
American ecologists seeking to influence the founders of the National Park Service had hoped that protection of the parks would create preserves where ?natural conditions? could exist in an idealized presettlement state. These hopes, however, produced a bitter irony. In order to secure a naturally functioning park, officials had to provide intensive management to preserve ?nature at work.? For the better part of the twentieth century, the forms this management has taken have polarized public opinion. ΓΈ James A. Pritchard?s Preserving Yellowstone?s Natural Conditions demonstrates that even the most up-to-date scientific policy could not reckon with public expectations and animal behavior. Wh...
Real Alaska
What is real wilderness? During a week-long visit to the Brooks River in Alaska's Katmai National Park, noted naturalist and master storyteller Paul Schullery strives to answer that question. His wise and aware description of misadventure along the dream-perfect waterway-where anglers, hikers, and photographers share the landscape with Alaskan brown bears-examines our deeply felt need to connect with something really wild, in Alaska and in the rest of America. At once funny and frightening, alarming and hopeful, Real Alaska demonstrates once again why Schullery has been called "America's foremost citizen of the national parks."
Shepherding Nature
With stories about species on the brink, this book explores the causes and consequences of conservation reliance and its implications.
