نتایج جستجو برای: terrestrial habitat
تعداد نتایج: 87178 فیلتر نتایج به سال:
Several global strategies for protected area (PA) expansion have been proposed to achieve the Convention on Biological Diversity's Aichi target 11 as a means to stem biodiversity loss, as required by the Aichi target 12. However, habitat loss outside PAs will continue to affect habitats and species, and PAs may displace human activities into areas that might be even more important for species p...
Marine versus terrestrial predictive mapping: Geographic modelling constraints of working underwater
Maps of seafloor characteristics are in high demand for marine conservation and planning, including: marine park placement and zoning (Friedlander et al., 2003); marine resource management (Bax et al., 1999); human impact monitoring (Kendrick et al., 2002; Plummer et al., 2003); and integrative ecological research (Durako et al., 2002; Fonseca et al., 2002). Predictive habitat modelling is emer...
reserches show that relationship between human and residential places is based upo both emotional and identity structures. in other words, habitat place is not only the creator of a part of humanistic identity but also form a kind of sentimental and emotional bond that may result in tendency to maintain closeness to a specific place. therefor, formaton of emotional and identity relationship wit...
Lagoons are habitat islands in the coastal landscapes characterised by both among ecosystems 1 heterogeneity, due to different terrestrial-freshwater, freshwater-marine interfaces, and within ecosystem heterogeneity, due patchy spatial and temporal distribution of biotic and abiotic
Beaver dams tend to increase habitat heterogeneity by breaking up streams into lentic and lotic sections. I investigated the impact of beaver dams on macroinvertebrates in and near Cart Creek in Newbury, MA. I found that the high spatial density of dams on this small creek suppresses aquatic species diversity, but the ponds might be increasing the species diversity of terrestrial macroinvertebr...
Manuscript will be published as a chapter in the following General Technical Report: Pilliod, D.S., K. Shick, and M.E. Velasquez. In review. The Wildlife Habitat Response Model: a tool for estimating terrestrial wildlife habitat responses to fuel treatments. Pages xx-xx in Sutherland, E.K., and A.E. Black (eds). Estimating the environmental consequences of fuel treatments: user’s guide. USDA Fo...
Habitat fragmentation is the primary cause of the loss of biodiversity and ecosystem services, but its underlying processes and mechanisms remain poorly understood. Studies of islands and insular terrestrial habitats are essential for improving our understanding of habitat fragmentation. We argue that the Three-Gorges Dam, the largest that humans have ever created, presents a unique grand-scale...
1. Habitat loss is a leading cause of global amphibian declines. Forest removal is a particularly significant threat because an estimated 82% of amphibians rely on forests for part of their lives. 2. Biphasic amphibians rely on suitable terrestrial habitat to support their post-metamorphic growth and survival and also to maintain appropriate habitat and landscape connectivity. 3. We created 4 r...
Terrestrial orchids represent a wide diversity of species that are characterised by an equally diverse range of life history attributes. Threatened and endangered species of terrestrial orchids have been identif ed on all continents where they occur and conservation plans have been developed for some species. Even though there is a considerable amount of information on the ecology of terrestria...
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