منابع مشابه
Wilderness Management Dilemmas: Fertile Ground for Wilderness Management Research
Increasingly, wilderness managers must choose between the objective of wildness (“untrammeled” wilderness) and the objectives of naturalness and solitude. This dilemma has surfaced with awareness of the pervasiveness of human influence in wilderness and that regulation is often the only way to maintain outstanding opportunities for solitude. Should we trammel wilderness to compensate for unnatu...
متن کاملConverting the Kentucky Wilderness
The rural central Kentucky landscape today appears as open, rolling bluegrass fields, punctuated by relicts of “woodland pasture” and partitioned by stone or board fences, the latter usually painted black. Historic residences often sit back from the road at the end of a long drive, presenting a picture of placidity, prosperity and gracious living. Country roads are organic in quality, often app...
متن کاملVoices in the Wilderness
Analysis of tissue sections from transurethrally resected bladder tumours using anti-CD3 antibody showed the presence of T lymphocytes in intra-epithelial layers in eight of 12 cases investigated. In a larger group of patients, Tumour Infiltrating Lymphocyte (TIL) growth was established from six of 19 cases using Interleukin-2 (IL-2) and conditioned medium (CM) and resulted in the expansion of ...
متن کاملWilderness and biodiversity conservation.
Human pressure threatens many species and ecosystems, so conservation efforts necessarily prioritize saving them. However, conservation should clearly be proactive wherever possible. In this article, we assess the biodiversity conservation value, and specifically the irreplaceability in terms of species endemism, of those of the planet's ecosystems that remain intact. We find that 24 wilderness...
متن کاملCancer in the Wilderness
How a chance discovery in the Tasmanian rainforest changed the course of my scientific career.
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ژورنال
عنوان ژورنال: Nature
سال: 1960
ISSN: 0028-0836,1476-4687
DOI: 10.1038/185064a0