نتایج جستجو برای: biosphere reserve
تعداد نتایج: 35747 فیلتر نتایج به سال:
The objective of the biosphere reserve program is to identify and protect representative and unique segments of the world's biotic provinces as major centers for biotic and genetic preservation, ecological and environmental research, education, and demonstration. It is intended to be more than simply another program of preservation layered onto existing parks and reserves. The success of the pr...
Insular wildlife is more prone to extinction than their mainland relatives. Thus, a basic understanding of non-natural mortality sources is the first step in the development of conservation management plans. The Canary Islands are an important tourist destination due to their unique climate and rich scenery and biodiversity. During the last few decades, there has been significant development of...
Virtually all migration research examines international migration or urbanization. Yet understudied rural migrants are of critical concern for environmental conservation and rural sustainable development. Despite the fact that a relatively small number of all migrants settle remote rural frontiers, these are the agents responsible for perhaps most of the tropical deforestation on the planet. Fu...
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...
Sustainable agricultural development and land-use systems require the elaboration design of proper options, also land use changes for agro-ecosystems. This project aimed to assess shifts options major farming systems, if how biosphere reserve establishment its management have changed natural landscape components, and/or forest coverage Yayo Coffee Forest Biosphere Reserve. Focus group discussio...
Central America’s tropical forests have been felled more rapidly than those of any other world region during the latter half of the twentieth century. During this time, nearly half of Guatemala’s forests were eliminated. Most of this deforestation has been concentrated in the northern department of Petén. The remaining forests in Petén are now mainly concentrated in the Maya Biosphere Reserve (...
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