نتایج جستجو برای: wetland protection

تعداد نتایج: 189592  

Journal: :Journal for Nature Conservation 2022

Wetland ecosystems conservation is a critical environmental policy and practice challenge. Though protection mechanisms ostensibly establish commitment to long-term protection, the level types of wetland threats are growing. Management sustainable resources requires community commitments amongst predominantly rural stakeholders that draw upon ecosystem services for their livelihoods vital formi...

Ebrahimi, E., Esmaeili Ofogh , A., Fathi, P., Mirghafarry, M.,

The Choghakhor International Wetland plays an important role in preserving and protection of part of the plant and animal species in the Iranian plateau. Since the water of this wetland is utilized for different human purposes, complete periodic chemical and physical quality assessment of its water seems necessary. Water quality index (WQI) was calculated using the following eleven parameters: ...

Journal: :Sustainability 2023

Wetlands are valuable urban resources and can provide various ecosystem services for cities. In order to face the continuous urbanization market economy environment, relevant government-related management, decision-makers, stakeholders make objective comprehensive value judgments decide fate of wetland resources. Our quantitative approach provided by wetlands produced clear, direct, persuasive ...

1999

wetland functions is the monitoring of newly restored wetland sites to determine how quickly wetland functions develop and whether function-based mitigation objectives are being met. This technical note presents a case study of the application of the Western Kentucky Low-Gradient Riverine Guidebook to monitoring the development of wetland functions on a number of bottomland hardwood forest site...

Journal: :caspian journal of environmental sciences 2006
m. sharifi

measuring salinity of water at different depths along six transacts at the mouth of the wetland and along five tributaries connecting the wetland to the sea the extent of caspian sea penetration into anzali wetland was determined. the results demonstrated a depth-dependent salinity gradient extending up to 10 kilometres into the wetland. a pattern of saltwater and freshwater interface is presen...

2009
Baicheng Xie Chunxia Zhang Xiqiang Shuai Boliang Luo

Wetland is a multifunctional ecosystem in the earth, wetlands possess irreplaceable and enormous ecological functions and serve as an essential life supporting system. how to apply the new and high technology to the study of wetland has become the key point in wetland study area in our country. RS, GIS and GPS technology provide a new method for resource and ecological environment monitor. In t...

Journal: :Bioresource technology 2014
J B A Arends S Van Denhouwe W Verstraete N Boon K Rabaey

A highly-loaded constructed wetland (up to 44±21gCODm(-2)d(-1)) was connected to a bioelectrochemical system (BES) to produce hydrogen peroxide for disinfection purposes. The anode delivered a current from the wetland effluent up to 3.5Am(-2) (maximum 62% anodic efficiency) but was limited in the supply of organic carbon. Hydrogen peroxide could be produced in situ in wetland effluent. Producti...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2014
M N P Henares A F M Camargo

The efficiency of a series of wetland colonized with Eichhornia crassipes and Salvinia molesta to treat the effluent of a giant river prawn (Macrobrachium rosenbergii) broodstock pond was evaluated in this study. The experimental design was completely randomized and was performed in 9 rectangular tanks (1.6 m3) with three treatments (constructed wetlands) and three replicates. The treatment typ...

2016
Nava M. Tabak Magdeline Laba Sacha Spector

Sea Level Rise (SLR) caused by climate change is impacting coastal wetlands around the globe. Due to their distinctive biophysical characteristics and unique plant communities, freshwater tidal wetlands are expected to exhibit a different response to SLR as compared with the better studied salt marshes. In this study we employed the Sea Level Affecting Marshes Model (SLAMM), which simulates reg...

2002
Yu Zhang Changsheng Li Carl C. Trettin Ge Sun

[1] Wetland ecosystems are an important component in global carbon (C) cycles and may exert a large influence on global climate change. Predictions of C dynamics require us to consider interactions among many critical factors of soil, hydrology, and vegetation. However, few such integrated C models exist for wetland ecosystems. We developed a simulation model, Wetland-DNDC, for C dynamics inclu...

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