Draft Wild and Scenic River Study, Porcupine River, Alaska
Draft Wild and Scenic River Study, Porcupine River, Alaska

Author: United States. National Park Service

Publisher:

Published: 1984

Total Pages: 68

ISBN-13:

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Study of the 212 mile segment of the Porcupine River from the Canadian-US border to its mouth on the Yukon River. The whole segment is eligible for inclusion in the National Wild and Scenic Rivers System. It meets the criteria as wild from the border to the confluence with the Sucker River and as scenic from that point downstream to its mouth.

Knowing Yellowstone
Knowing Yellowstone

Author: Jerry Johnson

Publisher: Rowman & Littlefield

Published: 2010-06-16

Total Pages: 185

ISBN-13: 1589795229

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Visitors to Yellowstone National Park are drawn to the spectacular scenery, unique thermal features, and the large numbers of wild animals easily observed in their natural habitat. The thoughtful visitor to the park cannot help but be captivated by the unparalleled breadth of scientific knowledge needed to understand the intricate interrelationships that make up the yellowstone landscape. Knowing Yellowstone explores how scientists discover what they know about America's first national park and the surrounding lands. The chapter authors are scientists who represent the best of their fields of study. The science they describe is leading the way to our understanding of complex ecosystems worldwide.