Biological Control of Water Hyacinth Under Conditions of Maintenance Management: Can Herbicides and Insects Be Integrated?

abstract：:Having volunteers collect data can be a cost-effective strategy to complement or replace those collected by scientists. The quality of these data is essential where field-collected data are used to monitor progress against predetermined standards because they provide decision makers with confidence that choices they m...

journal_title：Environmental management

authors： Gollan J,de Bruyn LL,Reid N,Wilkie L

更新日期：2012-11-01 00:00:00

abstract：:Decision making related to incidental take of endangered species under U.S. law lends itself well to a structured decision making approach. Incidental take is the permitted killing, harming, or harassing of a protected species under the law as long as that harm is incidental to an otherwise lawful activity and does no...

journal_title：Environmental management

authors： McGowan CP

更新日期：2013-01-01 00:00:00

abstract：:/ A rapid development and approval process was employed by Ducks Unlimited Canada and other stakeholders to restore a 1246-ha (3079-acre) northern prairie wetland in southern Alberta, Canada, with 3640 m3/day (800,000 US gallons) of municipal wastewater and beef processing wastewater. A large nongovernmental organizat...

journal_title：Environmental management

authors： White JS,Bayley SE

更新日期：1999-07-01 00:00:00

abstract：:This article stresses the importance of within-government capacity build as the optimal approach to minimizing landslide risk to the most vulnerable communities in the developing world. Landslide risk is an integrated issue that demands strong managerial leadership and multidisciplinary inclusion to develop structures...

journal_title：Environmental management

authors： Anderson M,Holcombe L

更新日期：2006-01-01 00:00:00

abstract：:In the last few decades, trampling has become a cause of major disturbance to natural areas. Trampling can occur regularly either seasonally or throughout the year, or as a single impact depending on a recreational activity or an event. This study, carried out on a coastal heathland in north Brittany (France), was bas...

journal_title：Environmental management

authors： Gallet S,Lemauviel S,Roze F

更新日期：2004-06-01 00:00:00

abstract：:Environmental contamination, a legacy of industrial activity borne by numerous sites around the world, poses health risks for surrounding communities and presents serious cleanup challenges. One such site, the Santa Susana Field Laboratory (SSFL), served as an aerospace and nuclear energy research facility for over 50...

journal_title：Environmental management

authors： Ulibarri N,Tracy CL,McCarty RJ

更新日期：2020-02-01 00:00:00

abstract：:Four beaches that share physiographic characteristics (sandy, wide, and long) but differ in socioeconomic and cultural terms (three are located in northwestern Mexico and one in California, USA) were evaluated by beach users. Surveys (565) composed of 36 questions were handed out to beach users on weekends and holiday...

journal_title：Environmental management

authors： Cervantes O,Espejel I,Arellano E,Delhumeau S

更新日期：2008-08-01 00:00:00

abstract：:Conservation-based development programs have sought to create economic opportunities for people negatively impacted by biological diversity protection. The USDA Forest Service, for example, developed policies and programs to create contracting opportunities for local communities to restore public lands to replace jobs...

journal_title：Environmental management

authors： Moseley C,Reyes YE

更新日期：2008-08-01 00:00:00

abstract：:Tidal marshes are increasingly vulnerable to degradation or loss from eutrophication, land-use changes, and accelerating sea-level rise, making restoration necessary to recover ecosystem services. To evaluate effects of restoration planting density and sea-level rise on ecosystem function (i.e., nitrogen removal), we ...

journal_title：Environmental management

authors： Martin S,Sparks EL,Constantin AJ,Cebrian J,Cherry JA

更新日期：2021-01-11 00:00:00

abstract：:The concept of institutional interplay (i.e., the interaction between institutions) is critical if the challenges to multilevel governance are to be better understood and addressed. Drawing on the literature on institutional interplay, this paper develops an analytical approach to examine challenges to multilevel coas...

journal_title：Environmental management

authors： Gonçalves LR,Fidelman P,Turra A,Young O

更新日期：2020-10-25 00:00:00

abstract：:Transportation infrastructure in national parks has historically been designed for the automobile. With more vehicles in the parks, visitors found themselves in circumstances more reminiscent of a city than a park. Traffic jams, overcrowding, illegal parking, horn honking, and idling vehicles became common, creating s...

journal_title：Environmental management

authors： Mace BL,Marquit JD,Bates SC

更新日期：2013-11-01 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：:/ Aquatic resources in Soda Butte Creek within Yellowstone National Park, USA, continue to be threatened by heavy metals from historical mining and milling activities that occurred upstream of the park's boundary. This includes the residue of gold, silver, and copper ore mining and processing in the early 1900s near C...

journal_title：Environmental management

authors： NIMMO DR,WILLOX MJ,LAFRANCOIS TD,CHAPMAN PL,BRINKMAN SF,GREENE JC

更新日期：1998-11-01 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：:During the last 200 years, many rivers in industrialized countries have been modified by canalization. In the last two decades, the philosophy of river management has changed considerably, and restoration of ecological integrity has become an important management goal. One appealing restoration approach is to create "...

journal_title：Environmental management

authors： Rohde S,Kienast F,Bürgi M

更新日期：2004-10-01 00:00:00

abstract：:/ In southern Bahia, Brazil, the traditional cocoa agroecosystem with a dense shade canopy of native trees is now recognized as a secondary conservation route for highly endangered Atlantic Rainforest species. This "chocolate forest" of the densely shaded farms persists despite a massive 20-year Brazilian government m...

journal_title：Environmental management

authors： JOHNS ND

更新日期：1999-01-01 00:00:00

abstract：:Humans are rapidly depleting critical ecosystems and the life support functions they provide, increasing the urgency of developing effective conservation tools. Using a case study of the conversion of mangrove ecosystems to shrimp aquaculture, this article describes an effort to develop a transdisciplinary, transinsti...

journal_title：Environmental management

authors： Farley J,Batker D,de la Torre I,Hudspeth T

更新日期：2010-01-01 00:00:00

abstract：:Advocates of community-based approaches to environmental management argue that by respecting local circumstances, skills, and concerns we may improve the prospects of achieving environmental sustainability; yet, within nation states such as Canada, environmental conditions, management and enforcement costs and capabil...

journal_title：Environmental management

authors： Reed MG

更新日期：2007-01-01 00:00:00

abstract：:Taking 109 gymnosperm species in China as a case, the uncertainty and risk of losing habitat areas of gymnosperm species under future climate conditions were investigated via representative concentration pathways climate change scenarios, fuzzy set classifications and Monte Carlo techniques. Under nonrandom climate ch...

journal_title：Environmental management

authors： Wu J

更新日期：2020-04-01 00:00:00

abstract：:Forests provide myriad ecosystem services that are vital to humanity. With climate change, we expect to see significant changes to forests that will alter the supply of these critical services and affect human well-being. To better understand the impacts of climate change on forest-based ecosystem services, we applied...

journal_title：Environmental management

authors： Susaeta A,Adams DC,Carter DR,Dwivedi P

更新日期：2016-09-01 00:00:00

abstract：:Riparian zones are critical for protecting water quality and wildlife, but are often impacted by human activities. Ongoing threats and uncertainty about the effectiveness of buffer regulations emphasize the importance of monitoring riparian buffers through time. We developed a method to rapidly categorize buffer width...

journal_title：Environmental management

authors： Owers KA,Albanese B,Litts T

更新日期：2012-03-01 00:00:00

abstract：:Studies of collaborative watershed groups show that effective leadership is an important factor for success. This research uses data from in-depth interviews and meeting observation to qualitatively examine leadership in a Midwestern collaborative watershed group operating with government funding. One major finding wa...

journal_title：Environmental management

authors： Floress K,Prokopy LS,Ayres J

更新日期：2011-10-01 00:00:00

abstract：:Although pharmaceuticals treat illnesses and prevent diseases in humans and animals, ironically, they are now among the emerging pollutants in the environment. As individuals continue to consume medicines, households can become a primary source of pharmaceutical pollutants. This paper explains relevant Malaysian law a...

journal_title：Environmental management

authors： Ariffin M,Zakili TST

更新日期：2019-10-01 00:00:00

abstract：:This study has explored social carrying capacity of an underwater environment based on divers' perceived crowding. Two dimensions were assessed, the number of divers seen and the proximity of diver. Data were obtained from a survey of 132 divers dived in Mabul Island, Malaysia during 2013-2014. Photographs depicting f...

journal_title：Environmental management

authors： Zhang L,Chung S

更新日期：2015-12-01 00:00:00

abstract：:Terrestrial plant toxicity tests were conducted to determine the sensitivity of two boreal plants, yarrow (Achillea millefolium L.) and fireweed (Chamerion angustifolium L.), to the herbicides imazapyr and triclopyr. Both plants are common non-target species on northern powerline rights-of-way where the impacts of pro...

journal_title：Environmental management

authors： Isbister KM,Lamb EG,Stewart KJ

更新日期：2017-07-01 00:00:00

abstract：:The creation of protected conservation areas may result in protracted conflicts between stakeholders. In this study we examine the drivers of anthropogenic wildfire ignitions in the National Park of "los Alerces" (NPA) in Patagonia, Argentina. The NPA was established in 1937 to protect the native "andino-patagónico" f...

journal_title：Environmental management

authors： Seijo F,Godoy MM,Guglielmin D,Ciampoli C,Ebright S,Picco O,Defossé G

更新日期：2020-04-01 00:00:00

abstract：:The objective of this study was to evaluate which macroinvertebrate and deposited sediment metrics are best for determining effects of excessive sedimentation on stream integrity. Fifteen instream sediment metrics, with the strongest relationship to land cover, were compared to riffle macroinvertebrate metrics in stre...

journal_title：Environmental management

authors： Sutherland AB,Culp JM,Benoy GA

更新日期：2012-07-01 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：:This study examines the impact of an elaborated irrigation system on the natural resources and society in the deltaic part of the Indus River in Pakistan. Time series information was collected to analyze the ecological and natural resource dynamics, and their impacts on the structure and quality of the occupations of ...

journal_title：Environmental management

authors： Memon JA,Thapa GB

更新日期：2011-02-01 00:00:00

abstract：:Western North America is experiencing a dramatic expansion of piñon (Pinus spp.) and juniper (Juniperus spp.) (P-J) trees into shrub-steppe communities. Feature extracted data acquired from remotely sensed imagery can help managers rapidly and accurately assess this land cover change in order to manage rangeland ecosy...

journal_title：Environmental management

authors： Madsen MD,Zvirzdin DL,Davis BD,Petersen SL,Roundy BA

更新日期：2011-05-01 00:00:00