نتایج جستجو برای: coastal ecosystem
تعداد نتایج: 132086 فیلتر نتایج به سال:
Citation: Kim H and Ducklow HW (2016) A Decadal (2002–2014) Analysis for Dynamics of Heterotrophic Bacteria in an Antarctic Coastal Ecosystem: Variability and Physical and Biogeochemical Forcings. Front. Mar. Sci. 3:214. doi: 10.3389/fmars.2016.00214 A Decadal (2002–2014) Analysis for Dynamics of Heterotrophic Bacteria in an Antarctic Coastal Ecosystem: Variability and Physical and Biogeochemic...
A global study to estimate the ecosystem service value of specific coastal ecosystems is developed. Specific variables are identified and used to develop a global multivariate regression function that supports the identification of important drivers of the value of ecosystem service of coastal protection around the world, and the Caribbean is examined in detail. Variables hypothesized to affect...
Coastal wetlands, such as marshes, mangroves and forested swamps, are in decline globally. Although considerable progress has been made in quantifying and valuing some of the key ecosystem goods and services provided by these habitats, fundamental challenges remain. The biggest challenge is inadequate knowledge to link changes in ecosystem structure and function to the production of valuable go...
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...
Urbanization, and the resulting land use/cover change, is a primary cause of the degradation of coastal wetland ecosystems. Reclamation projects are seen as a way to strike a balance between socioeconomic development and maintenance of coastal ecosystems. Our aim was to understand the ecological changes to Jiangsu’s coastal wetland resulting from land use change since 1977 by using remote sensi...
BACKGROUND Estuaries are highly productive ecosystems that can export organic matter to coastal seas (the 'outwelling hypothesis'). However the role of this food resource subsidy on coastal ecosystem functioning has not been examined. METHODOLOGY/PRINCIPAL FINDINGS We investigated the influence of estuarine primary production as a resource subsidy and the influence of estuaries on biodiversit...
Quantifying the monetary value of ecosystem services provided by coastal and marine resources can help policy makers assess the trade-offs and synergies inherent in ecosystem-based management of marine and coastal environments, thus increasing the social efficiency of decision-making processes. As shown by the valuation literature, the number of coastal and marine management settings where valu...
Salt marshes are among the most abundant, fertile, and accessible coastal habitats on earth, and they provide more ecosystem services to coastal populations than any other environment. Since the Middle Ages, humans have manipulated salt marshes at a grand scale, altering species composition, distribution, and ecosystem function. Here, we review historic and contemporary human activities in mars...
Recent calls for ocean planning envision informed management of social and ecological systems to sustain delivery of ecosystem services to people. However, until now, no coastal and marine planning process has applied an ecosystem-services framework to understand how human activities affect the flow of benefits, to create scenarios, and to design a management plan. We developed models that quan...
Just like any other ecosystem, coastal and estuarine ecosystems are complex and dynamic in terms of their species structure and functioning. The resilience of the different types of coastal ecosystem to change depends on the structural complexity of the different trophic relationships within the local food web, the connectivity between habitats and larger (eco)system units, and the ecological a...
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