نتایج جستجو برای: ramsar sites and unesco biosphere reserves
تعداد نتایج: 16851475 فیلتر نتایج به سال:
We thank Bridgewater and Babin (1) for their perspective. We are aware of, and appreciate, the consideration of ecosystem services in the management of Biosphere Reserves. However, we see a strong imperative for establishing a protected area (PA) category focused specifically on protecting ecosystem services, for several key reasons articulated in our paper (2) and below. First, although China ...
The Chinese pond mussel Sinanodonta woodiana (Lea, 1834) (Bivalvia: Unionidae) is among the most invasive freshwater species worldwide. last decades have seen its rapid geographical spread beyond species' natural range, particularly in anthropogenically modified water bodies across Asia, America, and Europe where it now very common. In this paper, we also confirm presence of S. Africa (Algeria)...
This paper is aimed to generalize and analyze information about endangered wildlife species in the disturbed fen site (comparing state of surrounding wetlands) predict their condition during rehabilitation restoration subsequent monitoring successional processes wetland ecosystems. The research was carried out on territory Biosphere Reserve UNESCO “Nizhegorodskoe Zavolzhye” example Kamskoe–Osin...
The argan tree is a slow growing tree exclusively endemic in the dry lowlands of Southwest Morocco. The argan forest constitutes a long time ignored specific biotope that has been declared a Biosphere Reserve by UNESCO in 1998. The argan forest is particularly fragile to climate change. Forecasts show annual precipitation levels and prolonged drought periods that could severely threaten the fut...
Calakmul is a large expanse of tropical forest that is continuous with the Maya Biosphere Reserve in the Petén Province of Northern Guatemala. Calakmul biosphere reserve covers an area of 723,000 hectares, but is attached to two state reserves Balam-kim and Balam-ku which run the entire length of the western side of the biosphere. The total area covered by these connected reserves is 1,200,000 ...
We studied the history of F.E. Falz-Fein Biosphere Reserve “Askania-Nova”, which can be divided into several periods. The first period is founding Askania-Nova estate by German Duke F. Anhalt-Kothen (1841). second associated with activities: organization a zoo semi-free animals (1874), establishment dendrological park artificial irrigation (1887), bequest virgin steppe territories (1898). next ...
Biosphere reserves are protected areas vital for the preservation of living and inanimate nature, including protection anthropogenic values cultural heritage. The basins Mura, Drava, Danube rivers stretch through Slovenia, Croatia, Austria, Hungary, Serbia form a unique spatial unity. Reserve concept defines about 300,000 hectares core buffer zones around 700,000 transition zones. This large, p...
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