نتایج جستجو برای: the roads

تعداد نتایج: 16054421  

Journal: :Cliodynamics: The Journal of Quantitative History and Cultural Evolution 2014

Journal: :Journal of Leadership Education 2019

Journal: :Procedia - Social and Behavioral Sciences 2014

Journal: :American Journal of Public Health and the Nations Health 1935

Journal: :South African Medical Journal 2013

Journal: :Conservation biology : the journal of the Society for Conservation Biology 2007
Raymond D Semlitsch Travis J Ryan Kevin Hamed Matt Chatfield Bethany Drehman Nicole Pekarek Mike Spath Angie Watland

Roads may be one of the most common disturbances in otherwise continuous forested habitat in the southern Appalachian Mountains. Despite their obvious presence on the landscape, there is limited data on the ecological effects along a road edge or the size of the "road-effect zone." We sampled salamanders at current and abandoned road sites within the Nantahala National Forest, North Carolina (U...

2016
Amy Grace Fensome Fiona Mathews

Roads are a potential threat to bat conservation. In addition to the direct risk of collision of bats with vehicles, roads could pose a threat to bat populations as a result of habitat loss, degradation and fragmentation, and could act as barriers to movements of bats between habitats.We performed a systematic review of the literature and conducted meta-analyses to assess the threat posed by ro...

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