Assessing the risk of phosphorus loss and identifying critical source areas in the Chaohu Lake watershed, China.

abstract：:Rapid expansion in biomass production for biofuels and bioenergy in the Americas is increasing demand on the ecosystem resources required to sustain soil and site productivity. We review the current state of knowledge and highlight gaps in research on biogeochemical processes and ecosystem sustainability related to bi...

journal_title：Environmental management

authors： Gollany HT,Titus BD,Scott DA,Asbjornsen H,Resh SC,Chimner RA,Kaczmarek DJ,Leite LF,Ferreira AC,Rod KA,Hilbert J,Galdos MV,Cisz ME

更新日期：2015-12-01 00:00:00

abstract：:Until recently, governmental organizations played a dominant and decisive role in natural resource management. However, an increasing number of studies indicate that this dominant role is developing towards a more facilitating role as equal partner to improve efficiency and create a leaner state. This approach is char...

journal_title：Environmental management

authors： Fliervoet JM,Geerling GW,Mostert E,Smits AJ

更新日期：2016-02-01 00:00:00

abstract：:An index based method is developed that ranks the subwatersheds of a watershed based on their relative impacts on watershed response to anticipated land developments, and then applied to an urbanizing watershed in Eastern Pennsylvania. Simulations with a semi-distributed hydrologic model show that computed low- and hi...

journal_title：Environmental management

authors： Kalin L,Hantush MM

更新日期：2009-02-01 00:00:00

abstract：:Habitat protection for grassland birds is an important component of open space land acquisition in suburban Chicago. We use optimization decision models to develop recommendations for land protection and analyze tradeoffs between alternative goals. One goal is to acquire (and restore if necessary) as much grassland ha...

journal_title：Environmental management

authors： Snyder SA,Miller JR,Skibbe AM,Haight RG

更新日期：2007-12-01 00:00:00

abstract：:The effluent from the waste stabilization ponds (WSPs) of the University of Nigeria, Nsukka Campus, is used for irrigation by poor rural farmers. There has been fear that the poorly maintained WSPs and the reuse practices are contributing to environmental degradation and health hazards. In this study the environmental...

journal_title：Environmental management

authors： Agunwamba JC

更新日期：2001-03-01 00:00:00

abstract：:Connectivity among fragmented areas of habitat has long been acknowledged as important for the viability of biological conservation, especially within highly modified landscapes. Identifying important habitat patches in ecological connectivity is a priority for many conservation strategies, and the application of 'gra...

journal_title：Environmental management

authors： Poodat F,Arrowsmith C,Fraser D,Gordon A

更新日期：2015-09-01 00:00:00

abstract：:Pollution and self-purification trends of an urban river namely, Msimbazi River, in Dar es Salaam City, Tanzania, were investigated. Site investigations and water quality analyses were done. The river is polluted in terms of high organic and nutrient concentrations, low dissolved oxygen, and high counts of indicator o...

journal_title：Environmental management

authors： Mbuligwe SE,Kaseva ME

更新日期：2005-08-01 00:00:00

abstract：:A landscape-level approach was applied to eight rural watersheds to assess the role that wetlands play in reducing phosphorus loading to surface waters in the Lake Champlain Basin. Variables summarizing various characteristics of wetlands within a watershed were calculated using a geographic information system and the...

journal_title：Environmental management

authors： Weller CM,Watzin MC,Wang D

更新日期：1996-09-01 00:00:00

abstract：:/ We identified and ranked 108 resident and migratory wildlife taxa on John F. Kennedy Space Center (KSC) that were vulnerable to local, regional, or global extinction. We ranked taxa based on their vulnerability to extinction, their potential role for maintaining faunal integrity, and the relevance of KSC for maintai...

journal_title：Environmental management

authors： Breininger DR,Barkaszi MJ,Smith RB,Oddy DM,Provancha JA

更新日期：1998-03-01 00:00:00

abstract：:Water is an abundant resource worldwide, but fresh and clean water is scarce in many areas of the world. Increases in water consumption and climate change will affect global water security even further in the near future. With increasing numbers of people living in metropolitan areas, water, energy, and materials need...

journal_title：Environmental management

authors： van Leeuwen K,de Vries E,Koop S,Roest K

更新日期：2018-05-01 00:00:00

abstract：:/ The species richness of shoreline vegetation of unregulated lakes in Nova Scotia, Canada, is known to increase as a function of catchment area, a topographic variable governing water level fluctuations. Predictions based on catchment area however, fail to account for richness patterns at the margins of lakes enlarge...

journal_title：Environmental management

authors： Hill NM,Keddy PA,Wisheu IC

更新日期：1998-09-01 00:00:00

abstract：:The objectives of this study were to assess the biological water of the Iranian Tajan River using different metrics, i.e., a Multimetric Macroinvertebrate Index (MMI) and a traits-based method. Twenty-eight physico-chemical parameters, 10 habitat factors, and abundance of macroinvertebrates were obtained for 17 sites....

journal_title：Environmental management

authors： Aazami J,Esmaili Sari A,Abdoli A,Sohrabi H,Van den Brink PJ

更新日期：2015-07-01 00:00:00

abstract：:This research addresses the need to improve our knowledge on the demand for national forests for recreation and offers an in-depth data analysis supported by the complementary use of count data and ordered models. From a policy-making perspective, while count data models enable the estimation of monetary welfare measu...

journal_title：Environmental management

authors： Simões P,Barata E,Cruz L

更新日期：2013-11-01 00:00:00

abstract：:Legislation on the protection of biodiversity (e.g., European Union Habitat and Bird Directives) increasingly requires ecological impact assessment of human activities. However, knowledge and understanding of relevant ecological processes and species responses to different types of impact are often incomplete. In this...

journal_title：Environmental management

authors： Etienne RS,Vos CC,Jansen MJ

更新日期：2003-12-01 00:00:00

abstract：:This paper analyzes the human-nature interaction in a village in rural South Africa. It discusses preconditions, perceptions, and consequences of natural resource use, and places these findings into a regional and historical context. Applying an interdisciplinary perspective, the study uses interviews, questionnaires,...

journal_title：Environmental management

authors： Haag F,Hajdu F

更新日期：2005-10-01 00:00:00

abstract：:The impacts of land use and land cover (LULC) change in buffer zones surrounding protected ecological reserves have important implications for the management and conservation of these protected areas. This study examines the spatial and temporal patterns of LULC change along the boundary of Rio Abiseo National Park in...

journal_title：Environmental management

authors： Kintz DB,Young KR,Crews-Meyer KA

更新日期：2006-08-01 00:00:00

abstract：:This article presents the findings of the first major visitor survey conducted at the Central Rhodope Mountain Complex, situated in northern Greece. The study area is one of a number of sites planned to become National Parks under a recent initiative of the Greek government. We used a logistic regression method to def...

journal_title：Environmental management

authors： Machairas I,Hovardas T

更新日期：2005-07-01 00:00:00

abstract：:This article applies a stated preference choice model to assess trade-offs that residents of two squatter settlements in Dhaka, Bangladesh might consider if they were given choices for relocation to flood-free areas. The respondents were asked to choose repeatedly from a set of choice cards, which displayed different ...

journal_title：Environmental management

authors： Rashid H,Hunt LM,Haider W

更新日期：2007-07-01 00:00:00

abstract：:The BOSAWAS Natural Resource Reserve of Nicaragua was established in 1991, to protect a portion of the remaining tropical rain forest and to promote the sustainable use of the region's resources. Information required to effectively manage the reserve includes the extents and locations of present land-cover types and r...

journal_title：Environmental management

authors： Smith JH

更新日期：2003-02-01 00:00:00

abstract：:/ Regional resource use planning relies on key regional stakeholder groups using and having equitable access to appropriate social, economic, and environmental information and assessment tools. Decision support systems (DSS) can improve stakeholder access to such information and analysis tools. Regional resource use p...

journal_title：Environmental management

authors： Zhu X,Dale AP

更新日期：2000-10-01 00:00:00

abstract：:This article is based on a multimethod study designed to clarify influences on wildfire hazard vulnerability in Arizona's White Mountains, USA. Findings reveal that multiple factors operating across scales generate socially unequal wildfire risks. At the household scale, conflicting environmental values, reliance on f...

journal_title：Environmental management

authors： Collins TW,Bolin B

更新日期：2009-09-01 00:00:00

abstract：:Australia's Landcare program is advanced as a successful international example of local watershed groups and governments working together to improve natural resource management. One of the aspects considered critical in the success of watershed groups is engaging widespread participation. This paper draws on two regio...

journal_title：Environmental management

authors： Byron I,Curtis A

更新日期：2002-07-01 00:00:00

abstract：:In agricultural landscapes, studies that identify factors driving species richness and occupancy are important because they can guide farmers to use conservation practices that minimize species loss. In this context, anurans are threatened by habitat loss because they depend on the characteristics of both local water ...

journal_title：Environmental management

authors： Prado VH,Rossa-Feres Dde C

更新日期：2014-04-01 00:00:00

abstract：:Dry grasslands are one of the most species rich and endangered types of vegetation in Europe. In the Czech Republic, dry grasslands are mainly of anthropogenic origin and were formed as a result of grazing after the clear-cutting of thermophilous oak woods. Gradual changes in the farming landscape throughout the 20th ...

journal_title：Environmental management

authors： Dostálek J,Frantík T

更新日期：2012-04-01 00:00:00

abstract：:Impervious surfaces degrade urban water quality, but their over-coverage has not explained the persistent water quality variation observed among catchments with similar rates of imperviousness. Land-cover patterns likely explain much of this variation, although little is known about how they vary among watersheds. Our...

journal_title：Environmental management

authors： Beck SM,McHale MR,Hess GR

更新日期：2016-07-01 00:00:00

abstract：:Biodiversity policies in the European Union (EU) are mainly implemented through the Birds and Habitats Directives as well as the establishment of Natura 2000, a network of protected areas throughout the EU. Considerable resources must be allocated for fulfilling the Directives and the question of optimal allocation is...

journal_title：Environmental management

authors： Strange N,Jacobsen JB,Thorsen BJ,Tarp P

更新日期：2007-11-01 00:00:00

abstract：:Floodplain forests are flood-dependent ecosystems. They rely on well-timed, periodic floods for the provision of regeneration sites and on tapered flood recession curves for the successful establishment of seedlings. These overbank flood events are described as "regeneration flows." Once floodplain forest trees are es...

journal_title：Environmental management

authors： Hughes FM,Rood SB

更新日期：2003-07-01 00:00:00

abstract：:Implementing effective conservation requires an understanding of factors affecting deforestation and forest degradation. Previous studies have investigated factors affecting deforestation, while few studies have examined the determinants of both of deforestation and forest degradation for more than one period. To addr...

journal_title：Environmental management

authors： Htun NZ,Mizoue N,Yoshida S

更新日期：2013-02-01 00:00:00

abstract：:Anthropogenic disturbances in wetland ecosystems can alter the composition and structure of plant assemblages and affect system functions. Extensive oil and gas extraction has occurred in wetland habitats along the northern Gulf of Mexico coast since the early 1900s. Activities involved with three-dimensional (3D) sei...

journal_title：Environmental management

authors： Howard RJ,Wells CJ,Michot TC,Johnson DJ

更新日期：2014-07-01 00:00:00

abstract：:The environmental impacts of ski resorts in the Balkan region are great and can lead to landscape degradation and loss of land functionality. In this study, we present an example of the negative effects of human activities at the Stara Planina ski resort in southeastern Serbia. The objective of this study is detailed ...

journal_title：Environmental management

authors： Ristić R,Kašanin-Grubin M,Radić B,Nikić Z,Vasiljević N

更新日期：2012-03-01 00:00:00