نتایج جستجو برای: ecology and conservation chicago
تعداد نتایج: 16851058 فیلتر نتایج به سال:
The circumpolar boreal forest covers approximately 12,000,000 km2 and is one of the world’s most extensive biomes [...]
1 School of Biological Sciences, School of Environment, Natural Resources and Geography, College of Natural Sciences, Bangor University, Bangor, UK, 2 Centre for African Conservation Ecology, Nelson Mandela Metropolitan University, Port Elizabeth, South Africa, 3 Centre for Wildlife Management, University of Pretoria, Pretoria, South Africa, 4 Wildlife Conservation Research Unit, Department of ...
Molecular ecology has become one of the key tools in the modern conservationist's kit. Here we review three areas where molecular ecology has been applied to amphibian conservation: genes on landscapes, within-population processes, and genes that matter. We summarize relevant analytical methods, recent important studies from the amphibian literature, and conservation implications for each secti...
Intrinsic value is a concept central to the environmentalist movement. Whether one believes that natural objects have intrinsic value is supposed to determine whether one takes a ecocentric or homocentric approach to environmentalism, whether we practice deep or (merely) shallow ecology. Yet this concept is also a center of controversy and confusion. Just what does it mean for something to ha...
Halimocnemis commixta is recorded as a new species for the flora of Iran from Pistacia vera woodland remnants in NE Iran. It grows on open salty soils with several typical halophytic plants. The new species record is illustrated and compared with the closely related species. It can be distinguished from H. gamocarpa by its clustered flowers and irregularly horned fruits and differs from H. pilo...
Economics and ecology are often presented as opposing disciplines. Both fields have strengths and weaknesses. A new transdisciplinary field, ecological economics, attempts to bring together the strengths of both disciplines with a vision for a sustainable future. In this paper, we focus on one particular concept championed by ecological economists, natural capital. In particular, our interest i...
Piptatherum ferganense (Poaceae), another Middle Asian species as a new record for the flora of Iran
Piptatherum ferganense is recorded as a new grass species for the flora of Iran collected from Ghorkhod Protected Area and Aladagh Mountains in North Khorassan province. The core distribution range of the species is Eastern Irano-Turanian with a disjunction in northeastern Iran. The morphological characters of P. ferganense are illustrated and compared with the closely related P. latifolium. I...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید