نتایج جستجو برای: restoration management
تعداد نتایج: 897691 فیلتر نتایج به سال:
Conservation and environmental management are principal countermeasures to the degradation of marine ecosystems and their services. However, in many cases, current practices are insufficient to reverse ecosystem declines. We suggest that restoration ecology, the science underlying the concepts and tools needed to restore ecosystems, must be recognized as an integral element for marine conservat...
the purpose of these case reports is to analyze the results of gingivectomy and gingival troughing to determine the evidence on the effectiveness of laser-assisted soft tissue procedures and soft tissue management in aesthetic dentistry.the patients in these case reports underwent 980 nm diode laser assisted gingivectomy and gingival troughing to achieve immediate hemostasis and moisture contro...
Abstract-Restoration planning, evaluation, and implementation are of paramount importance in many areas where the magnitude of the abiotic and biotic disturbance agents has altered the resources and conditions of forest landscapes. However, the effect of restoration practices is difficult to measure, and in many areas the restoration goals are yet less clear. Landscape modeling provides useful ...
Public facility restoration planning traditionally focused on response to natural disasters and hazardous materials accidental releases. These plans now need to integrate response to terrorist actions. Therefore, plans must address a wide range of potential vulnerabilities. Similar types of broad remediation planning are needed for restoration of waste and hazardous material handling areas and ...
Dr. Engineers, ICONA (Instituto National para la Conservacion de la Naturaleza), Madrid, Spain. Abstract: Management of the fragile and greatly modified ecosystems in the Spanish Mediterranean climate is complex. Rainfall occurs in a few intensive storms on rough topography. Climax vegetation is sparse forest dominated by evergreen xerophilic species. The emphases of the National Institute for ...
Paleolimnology has been used for decades to reconstruct past environments and more recently, to quantify the observed changes. Various organisms preserve in sediment of lakes and wetlands and can be used to reconstruct how a water body and the surrounding landscape looked like and has changed through time. For example, pollen, charcoal, and macrofossils can be used to reconstruct vegetation and...
The combination of environmental and anthropogenic stressors has driven the global decline of coral reefs. Changing demographics of the human population and growing dependence on coral reef resources have necessitated mitigation measures to improve the sustainable use of the reef ecosystem. While management measures are useful in slowing the unprecedented loss of coral reefs, active restoration...
Forest restoration is affected by two compounding problems. First, the goals of restoration often are unclear and involve the simultaneous consideration of a number of diverse criteria including aesthetics, biodiversity, recreation, and economic cost. Second, restoration management is a long-term process such that effects are difficult to measure at the time of implementation. Moreover, restora...
We investigate three restoration techniques (path, subpath, and link restoration) for fault management in an IP-over-WDM network. We have implemented all of these techniques on the ns-2 simulation platform using GMPLS control signaling. These techniques can handle practical situations such as simultaneous multiple fiber failures, which are difficult to design for and recover from by nonrestorat...
Ecosystem-based management requires integration of multiple system components and uses, identifying and striving for sustainable outcomes, precaution in avoiding deleterious actions, and adaptation based on experience to achieve effective solutions. Efforts underway or in planning to restore and manage two major coastal ecosystems, the Chesapeake Bay (Chesapeake Bay Program) and coastal Louisia...
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