نتایج جستجو برای: iucn
تعداد نتایج: 1889 فیلتر نتایج به سال:
جنس silene (caryophyllaceae)، با بیش از 100 گونه، یکی از جنس های بزرگ فلور ایران محسوب می شود. مطابق اطلاعات موجود، شمال غرب ایران؛ استان های اردبیل، آذربایجان شرقی و غربی، از مراکز مهم تنوع گونه های چندساله این جنس در ایران محسوب می شوند. طی بازنگری گونه های این جنس در این منطقه، نمونه های جالبی جمع آوری شدند که گزارشهای جدیدی برای فلور ایران هستند. در این مقاله silene dianthoides و s. chustu...
A checklist of odonates Kerala State is presented in this paper. Scientific binomen, vernacular names Malayalam, IUCN Red List status, and endemism are also given. total 174 species have been recorded from till date, 65 which endemic to the Western Ghats, 10 India. Five fall under various threatened categories IUCN. None occurring listed schedules Indian Wildlife (Protection) Act or appendices ...
Five new species of Rhodamnia are proposed for New Guinea, including Rhodamnia asekiensis, Rhodamnia daymanensis, Rhodamnia makumak, Rhodamnia taratot, and Rhodamnia waigeoensis. Rhodamnia sharpeana, known previously only in Australia, is reported for the first time for Papua New Guinea. Detailed species descriptions and associated taxonomic data are provided for all species. A key is provided ...
Taxonomic notes: Preliminary genetic evidence suggests that there may be at least two species of African Elephant, namely the Savannah Elephant (Loxodonta africana) and the Forest Elephant (Loxodonta cyclotis) (Roca et al. 2001, 2005). A third species, the West African Elephant, has also been postulated. The IUCN SSC African Elephant Specialist Group currently accepts the single species proposa...
This paper is a submission from IUCN, PROFOR, and the World Bank in follow up to discussions held at the third meeting of the United Nations Forum on Forests (UNFF) on the relationship between sustainable forest management (SFM) and ecosystem approaches (EsA) as applied to forests. It is also a response to a decision at the 6th Conference of the Parties of the Convention on Biological Diversity...
School of Biological & Biomedical Sciences, Durham University, Mountjoy Site, Durham DH1 3LE, UK, Met Office Hadley Centre, FitzRoy Road, Exeter, Devon EX1 3PB, UK, UNEP-WCMC, 219 Huntington Road, Cambridge, UK, Center for Macroecology, Evolution and Climate, Natural History Museum, University of Copenhagen, Copenhagen, Denmark, BirdLife International, Wellbrook Court, Girton, Cambridge CB3 0NA...
Madagascar ranks as one of the world’s top extinction hotspots because of its high endemism and high rate of habitat degradation. Global climate phenomena such as El Niño Southern Oscillations may have confounding impacts on the island’s threatened biota but these effects are less well known. We performed a demographic study of Propithecus edwardsi, a lemur inhabiting the eastern rainforest of ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید