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Registros recuperados: 72
Primeira ... 1234 ... Última
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Sustainability or Colonialism? Legislative obstacles to research and development of natural products and patents on traditional knowledge in Brazil Acta Botanica
Pedrollo,Camilo Tomazini; Kinupp,Valdely Ferreira.
ABSTRACTHistorically, developed countries have benefited from the biodiversity and traditional knowledge of developing countries. Since the Convention on Biological Diversity (CBD) was approved, the world-view regarding access to biological resources has changed. This change marked the introduction of legal agreements regarding access to genetic resources, traditional knowledge and benefit sharing, seeking a fair return for owners and local communities. Unfortunately, as with most national laws, these legal devices complicated collection programs and research initiatives, and diminished the emphasis on the discovery of natural products. There remains a lack of discussion on the establishment of a fair international market value for the access to genetic...
Tipo: Info:eu-repo/semantics/other Palavras-chave: Community-based conservation; Ecosystem management; Ethics; Human rights; Politics and policy.
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062015000300452
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Invasion impact by Pteridium arachnoideum (Kaulf.) Maxon (Dennstaedtiaceae) on a neotropical savanna Acta Botanica
Guerin,Natalia; Durigan,Giselda.
Whether management intervention is required to control biological invasions depends primarily on demonstrating species losses resulting from such invasions. Brackens of the Pteridium genus are currently regarded as a problem species that act as important ecological filters in the assembly of invaded communities. We investigated the effects of Pteridium arachnoideum invasion on the diversity, structure, floristic composition, and functional traits of cerradão in Assis, São Paulo, Brazil. We compared an invaded site with an adjacent non-invaded site. Bracken constrained the establishment of tree species, resulting in a community structure remarkably distinct from the non-invaded area. The density and basal area of the arboreal community were higher in...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Assembly rules; Bracken; Brazil; Cerradão; Ecological filters; Ecosystem management.
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062015000200213
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Ecological niche modeling of Schinus molle reveals the risk of invasive species expansion into biodiversity hotspots Anais da ABC (AABC)
LEMOS,RAFAEL P.M.; MATIELO,CRISTIANE B.D.; MARQUES JR.,ALCEMIR S.; SANTOS,MICHELE G. DOS; ROSA,VANESSA G. DA; SARZI,DEISE S.; ROSA,JOÃO VITOR S..; STEFENON,VALDIR M..
Abstract: Invasive species need a closer look on the threats they may cause to the environment, mainly considering the scenario of climatic changes predicted for the next decades. Schinus molle is a pioneer tree native from South America, reported as an important invasive species in four continents. Using ecological niche modeling we show that a wide area over the world is propitious for S. molle establishment under current climatic conditions, including 14 of the 25 world’s biodiversity hotspots. Current projections of climate changes suggest scenarios implying the rise of areas favorable for S. molle expansion. Therefore, particular attention should be taken in regions where it was introduced, while approaches for long-term intervention may be necessary...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Peruvian peppertree; Ecological niche modeling; Invasiveness; Ecosystem management.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652019000700613
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Navigating the Back Loop: Fostering Social Innovation and Transformation in Ecosystem Management Ecology and Society
Biggs, Reinette; University of Wisconsin-Madison, USA; Stockholm Resilience Centre, Stockholm University, Sweden; oonsie.biggs@stockholmresilience.su.se; Westley, Frances R.; University of Waterloo, Canada; fwestley@uwaterloo.ca; Carpenter, Stephen R.; University of Wisconsin-Madison, USA; srcarpen@wisc.edu.
Addressing the environmental challenges of the 21st century requires substantial changes to the way modern society views and manages ecosystems. In particular, many authors contend that fundamental transformation of the largely sectoral, expert-centered ecosystem-management institutions of modern, Western societies is needed. There is increasing agreement that more adaptive, integrated, collaborative ecosystem-management approaches, interlinked at multiple scales, would improve society’s ability to sustainably manage complex social–ecological systems. Therefore, understanding processes of transformation, and factors that may enable transformation in ecosystem management, has become an active research area. We explore...
Tipo: Peer-Reviewed Insight Palavras-chave: Adaptive cycle; Bridging organization; Co-management; Complex systems; Ecosystem management; Social entrepeneur; Social innovation; Transformation.
Ano: 2010
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Institutional Barriers to Climate Change Adaptation in U.S. National Parks and Forests Ecology and Society
Jantarasami, Lesley C; University of Washington; ljantara@u.washington.edu; Lawler, Joshua J; University of Washington; jlawler@u.washington.edu; Thomas, Craig W; University of Washington; thomasc@u.washington.edu.
Climate change will increasingly challenge ecosystem managers' ability to protect species diversity and maintain ecosystem function. In response, the National Park Service and the United States Forest Service have promoted climate change adaptation as a management strategy to increase ecosystem resilience to changing climatic conditions. However, very few examples of completed adaptation plans or projects exist. Here, we examine managers' perceptions of internal and external institutional barriers to implementing adaptation strategies. We conducted semi-structured interviews (n=32) with regional managers and agency staff in six park and forest units in Washington State. We found that internal barriers, including unclear mandates from superiors and...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptation; Climate change; Ecosystem management; Institutional barriers.
Ano: 2010
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Operationalizing ecosystem-based adaptation: harnessing ecosystem services to buffer communities against climate change Ecology and Society
Wamsler, Christine; Lund University Centre for Sustainability Studies (LUCSUS); Centre for Societal Resilience; christine.wamsler@lucsus.lu.se; Niven, Lisa; Lund University Centre for Sustainability Studies (LUCSUS); lisa.niven@gmail.com; Beery, Thomas H.; Kristianstad University; thomas.beery@hkr.se; Bramryd, Torleif; Environmental Strategy, Lund University Campus Helsingborg; torleif.bramryd@ism.lu.se; Osmani, Adelina; Lund University Centre for Sustainability Studies (LUCSUS); adelinaosmani@hotmail.com; Palo, Thomas; Department of Wildlife, Fish and Environmental Studies, Swedish University of Agricultural Sciences (SLU); thomas.r.palo@slu.se.
Ecosystem-based approaches for climate change adaptation are promoted at international, national, and local levels by both scholars and practitioners. However, local planning practices that support these approaches are scattered, and measures are neither systematically implemented nor comprehensively reviewed. Against this background, this paper advances the operationalization of ecosystem-based adaptation by improving our knowledge of how ecosystem-based approaches can be considered in local planning (operational governance level). We review current research on ecosystem services in urban areas and examine four Swedish coastal municipalities to identify the key characteristics of both implemented and planned measures that support ecosystem-based...
Tipo: Peer-Reviewed Reports Palavras-chave: Climate change adaptation; Ecosystem management; Ecosystem services; Green infrastructure; Municipal planning; Nature-based solutions; Renaturing cities; Risk reduction; Spatial planning; Sustainability transitions; Urban planning; Urban resilience; Urban transformation.
Ano: 2016
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Novel ecosystems in the Anthropocene: a revision of the novel ecosystem concept for pragmatic applications Ecology and Society
Morse, Nathaniel B.; Department of Natural Resources and the Environment, University of New Hampshire; Earth Systems Research Center, Institute for the Study of Earth, Oceans and Space, University of New Hampshire; nat.morse@unh.edu; Pellissier, Paul A.; Department of Natural Resources and the Environment, University of New Hampshire; Earth Systems Research Center, Institute for the Study of Earth, Oceans and Space, University of New Hampshire; pellissier.paul@gmail.com; Cianciola, Elisabeth N.; Department of Natural Resources and the Environment, University of New Hampshire; epf28@wildcats.unh.edu; Brereton, Richard L.; Department of Natural Resources and the Environment, University of New Hampshire; rich.brereton@gmail.com; Sullivan, Marleigh M.; Department of Natural Resources and the Environment, University of New Hampshire; sullivanm12@gmail.com; Shonka, Nicholas K.; Department of Natural Resources and the Environment, University of New Hampshire; nkw9@wildcats.unh.edu; Wheeler, Tessa B.; Department of Natural Resources and the Environment, University of New Hampshire; tbq2@wildcats.unh.edu; McDowell, William H.; Department of Natural Resources and the Environment, University of New Hampshire; Bill.McDowell@unh.edu.
Ecologists have developed terminology to distinguish ecosystems based on the degree of human alteration. To this end, ecosystems can be characterized as “novel ecosystems,” “impacted ecosystems,” or “designed ecosystems,” depending on the role of human management in ecosystem development and effects on ecosystem properties. Properly classifying an ecosystem as novel, impacted, or designed has critical implications for its conservation and management, but a broadly applicable definition for a “novel ecosystem” does not exist. We have provided a formal definition of “novel ecosystem” that facilitates its use in practical applications and have described four...
Tipo: Peer-Reviewed Insight Palavras-chave: Ecosystem management; Novel ecosystem; Resilience; Restoration; Threshold.
Ano: 2014
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Tropical Forest Restoration within Galapagos National Park: Application of a State-transition Model Ecology and Society
Wilkinson, S. R.; University of Alberta; sarah.wilkinson@ualberta.ca; Naeth, M. A.; University of Alberta; anne.naeth@ualberta.ca; Schmiegelow, F. K. A.; University of Alberta; Fiona.schmiegelow@ualberta.ca.
Current theory on non-equilibrium communities, thresholds of irreversibility, and ecological resilience suggests the goal of ecological restoration of degraded communities is not to achieve one target, but to reestablish the temporal and spatial diversity inherent in natural ecosystems. Few restoration models, however, address ecological and management issues across the vegetation mosaic of a landscape. Because of a lack of scientific knowledge and funds, restoration practitioners focus instead on site-specific prescriptions and reactive rather than proactive approaches to restoration; this approach often dooms restoration projects to failure. We applied a state-transition model as a decision-making tool to identify and achieve short- and long-term...
Tipo: Peer-Reviewed Reports Palavras-chave: Ecological resilience; Ecosystem management; Invasive species; Restoration model.
Ano: 2005
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Adaptive Management of the Water Cycle on the Urban Fringe: Three Australian Case Studies Ecology and Society
Gilmour, Alistair; Macquarie University; agilmour@gse.mq.edu.au; Walkerden, Greg; Wyong Shire Council; gregw@acay.com.au; Scandol, James; University of Sydney; jscandol@bio.usyd.edu.au.
Our group at Macquarie University has run three adaptive management projects in New South Wales, Australia. Their objectives were: (1) to evaluate water cycle management strategies to minimize impacts of urban development on water quality in the Hawkesbury-Nepean basin; (2) to evaluate development planning policies to minimize water quality impacts on a series of coastal lakes; and (3) to carry out a preliminary assessment of the potential impacts of greater recreational use of Sydney water catchments. These projects are examined to evaluate the contribution of the adaptive management approach to water cycle management on the urban fringe in New South Wales. The role of the adaptive management approach in education, as a negotiation process, and in policy...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive management; Conservation biology; Ecosystem management; Sustainability transition; Sustainable development; Water quality; Watershed management..
Ano: 1999
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The Role of Adaptive Management as an Operational Approach for Resource Management Agencies Ecology and Society
Johnson, Barry L; USGS, Upper Midwest Enviromental Sciences Center; barry_johnson@usgs.gov.
In making resource management decisions, agencies use a variety of approaches that involve different levels of political concern, historical precedence, data analyses, and evaluation. Traditional decision-making approaches have often failed to achieve objectives for complex problems in large systems, such as the Everglades or the Colorado River. I contend that adaptive management is the best approach available to agencies for addressing this type of complex problem, although its success has been limited thus far. Traditional decision-making approaches have been fairly successful at addressing relatively straightforward problems in small, replicated systems, such as management of trout in small streams or pulp production in forests. However, this success...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive management; Decision making; Ecological resilience; Ecosystem management; Flexibility; Replicated systems; Resource management agencies; Stakeholders..
Ano: 1999
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Comments on "Cross-cultural Conflicts in Fire Management in Northern Australia: Not so Black and White" by Alan Andersen Ecology and Society
Elmqvist, Thomas; Stockholm University; thomase@system.ecology.su.se.
Tipo: Peer-Reviewed Reports Palavras-chave: Cultural conflicts; Ecosystem management; Fire; Natural resources.
Ano: 2000
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Matching Social and Ecological Systems in Complex Ocean Fisheries Ecology and Society
Wilson, James A.; University of Maine; Jwilson@maine.edu.
This paper considers ocean fisheries as complex adaptive systems and addresses the question of how human institutions might be best matched to their structure and function. Ocean ecosystems operate at multiple scales, but the management of fisheries tends to be aimed at a single species considered at a single broad scale. The paper argues that this mismatch of ecological and management scale makes it difficult to address the fine-scale aspects of ocean ecosystems, and leads to fishing rights and strategies that tend to erode the underlying structure of populations and the system itself. A successful transition to ecosystem-based management will require institutions better able to economize on the acquisition of feedback about the impact of human...
Tipo: Peer-Reviewed Synthesis Palavras-chave: Resource governance; Fisheries; Complex adaptive systems; Scale; Fishing effort; Decentralization; Governance institutions; Incentives; Multiscale governance; Fishing rights; Ecosystem management; Ecosystem-based management; Polycentric networks.
Ano: 2006
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Implications of Current Ecological Thinking for Biodiversity Conservation: a Review of the Salient Issues Ecology and Society
Wallington, Tabatha J; Murdoch University; T.Wallington@murdoch.edu.au; Hobbs, Richard J; ; R.Hobbs@murdoch.edu.au; Moore, Susan A; ; smoore@murdoch.edu.au.
Tipo: Peer-Reviewed Reports Palavras-chave: Biodiversity conservation; Disturbance; Ecosystem management; Non-equilibrium ecology; Spatial dynamics; Temporal dynamics; Theoretical ecology.
Ano: 2005
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Incentive Systems That Support Sustainability: A First Nations Example Ecology and Society
Trosper, Ronald L; Northern Arizona University; Ronald.Trosper@nau.edu.
Prior to contact with European settlers, the incentive and governance systems used by First Nations peoples of the Northwest coast of North America provided more sustainable use of the fisheries and other resources of that region than did subsequent systems. This paper explores the major reason for that success: the requirements of the potlatch system that chiefs share their income with each other. Because chiefs controlled well-defined territories and subjected each other to review, the potlatch governance system embodied the characteristics of negative feedback, coordination, resiliency, and robustness that political scientist John Dryzek identifies as means to support ecological rationality in the management of ecosystems. This ecological rationality...
Tipo: Peer-Reviewed Reports Palavras-chave: Incentive systems; Ecological rationality; Ecosystem management; Sustainability; Potlatch; First Nations; American Indians; Common-pool resource; Northwest Coast fishery; Property rights; Watershed ecosystem..
Ano: 1998
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A Classification of Collaborative Management Methods Ecology and Society
Blumenthal, Dana M; University of Minnesota; dblumenthal@npa.ars.usda.gov; Jannink, Jean-Luc; University of Minnesota; jjannink@iastate.edu.
Collaboration among multiple stakeholders can be crucial to the success of natural resource management. In recent years, a wide variety of methods have been developed to facilitate such collaboration. Because these methods are relatively new and come from different disciplines, little attention has been paid to drawing comparisons among them. Thus, it is very difficult for potential users to sort through the increasingly large literature regarding such methods. We suggest the use of a consistent framework for comparing collaborative management methods, and develop such a framework based on five criteria: participation, institutional analysis, simplification of the natural resource, spatial scale, and stages in the process of natural resource management. We...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive management; Agriculture; Agroecosystem analysis; Collaboration; Ecosystem management; Natural resource management; Participatory rural appraisal; Rapid rural appraisal; Soft systems analysis.
Ano: 2000
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Introduction to the Special Feature: Adaptive Management - Scientifically Sound, Socially Challenged? Ecology and Society
Johnson, Barry L; USGS, Upper Midwest Enviromental Sciences Center; barry_johnson@usgs.gov.
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive management; Decision making; Ecosystem management; Experimentation; Flexibility; Implementation; Management agencies; Resources; Risk; Social aspects; Special feature; Stakeholders..
Ano: 1999
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Social-Ecological Transformation for Ecosystem Management: the Development of Adaptive Co-management of a Wetland Landscape in Southern Sweden Ecology and Society
Olsson, Per; Center for Transdisciplinary Environmental Research; potto@system.ecology.su.se; Folke, Carl; ;; Hahn, Thomas; ;.
We analyze the emergence of an adaptive co-management system for wetland landscape governance in southern Sweden, a process where unconnected management by several actors in the landscape was mobilized, renewed, and reconfigured into ecosystem management within about a decade. Our analysis highlights the social mechanisms behind the transformation toward ecosystem management. The self-organizing process was triggered by perceived threats among members of various local stewardship associations and local government to the area’s cultural and ecological values. These threats challenged the development of ecosystem services in the area. We show how one individual, a key leader, played an instrumental role in directing change and transforming...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptability; Adaptive co-management; Ecosystem management; Key individuals; Leaders of change; Organizational change; Resilience; Self-organization; Social memory; Social-ecological systems; Transformability.
Ano: 2004
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Enhancing the Fit through Adaptive Co-management: Creating and Maintaining Bridging Functions for Matching Scales in the Kristianstads Vattenrike Biosphere Reserve, Sweden Ecology and Society
Olsson, Per; Stockholm Resilience Centre, Stockholm University; per@ctm.su.se; Folke, Carl; Stockholm Resilience Centre, Stockholm University; The Beijer Institute of Ecological Economics, The Royal Swedish Academy of Sciences; calle@system.ecology.su.se; Galaz, Victor; Stockholm Resilience Centre, Stockholm University; victor@ctm.su.se; Hahn, Thomas; Stockholm Resilience Centre, Stockholm University; hahn@ctm.su.se; Schultz, Lisen; Department of Systems Ecology, Stockholm University; lisen@ecology.su.se.
In this article, we focus on adaptive governance of social–ecological systems (SES) and, more specifically, on social factors that can enhance the fit between governance systems and ecosystems. The challenge lies in matching multilevel governance system, often characterized by fragmented organizational and institutional structures and compartmentalized and sectorized decision-making processes, with ecosystems characterized by complex interactions in time and space. The ability to create the right links, at the right time, around the right issues in multilevel governance systems is crucial for fostering responses that build social–ecological resilience and maintain the capacity of complex and dynamic ecosystems to generate services for...
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive co-management; Adaptive governance; Cross-level links; Cross-scale interactions; Ecosystem management; Resilience; Social– Ecological systems; Social networks.
Ano: 2007
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Adaptive Management Planning Projects as Conflict Resolution Processes Ecology and Society
Walkerden, Greg; Macquarie University; gmw@bwassociates.com.au.
Adaptive management planning projects use multiparty, multidisciplinary workshops and simulation modeling to facilitate dialogue, negotiation, and planning. However, they have been criticized as a poor medium for conflict resolution. Alternative processes from the conflict resolution tradition, e.g., principled negotiation and sequenced negotiation, address uncertainty and biophysical constraints much less skillfully than does adaptive management. When we evaluate adaptive management planning using conflict resolution practice as a benchmark, we can design better planning procedures. Adaptive management planning procedures emerge that explore system structure, dynamics, and uncertainty, and that also provide a strong negotiation process, grounded in...
Tipo: Peer-Reviewed Synthesis Palavras-chave: Adaptive management; Conflict resolution; Crossing; Ecosystem management; Environmental management; Negotiation; Planning; Practice; Principled negotiation; Professional practice; Resource management; Strategic environmental assessment..
Ano: 2006
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Legitimacy, Adaptation, and Resilience in Ecosystem Management Ecology and Society
Cosens, Barbara A; University of Idaho College of Law; bcosens@uidaho.edu.
Ecologists have made great strides in developing criteria for describing the resilience of an ecological system. In addition, expansion of that effort to social-ecological systems has begun the process of identifying changes to the social system necessary to foster resilience in an ecological system such as the use of adaptive management and integrated ecosystem management. However, these changes to governance needed to foster ecosystem resilience will not be adopted by democratic societies without careful attention to their effect on the social system itself. Delegation of increased flexibility for adaptive management to resource management agencies must include careful attention to assuring that increased flexibility is exercised in a manner that is...
Tipo: Peer-Reviewed Insight Palavras-chave: Adaptive governance; Ecosystem management; Law; Legitimacy; Networks; Policy; Resilience.
Ano: 2013
Registros recuperados: 72
Primeira ... 1234 ... Última
 

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