نتایج جستجو برای: wetland environmental quality

تعداد نتایج: 1098932  

2018

1St Anthony Falls Laboratory and National Center for Earth-Surface Dynamics, College of Science and Engineering, University of Minnesota, Minneapolis, MN, USA. 2Department of Ecology, Evolution and Behavior, University of Minnesota, St. Paul, MN, USA. 3Henry Samueli School of Engineering, Department of Civil and Environmental Engineering, University of California–Irvine, Irvine, CA, USA. *e-mai...

2012

Responses of wetland carbon cycling to environmental changes, particularly changes in water table depth, which are the key determinants to control the ecological and biogeochemical functions of wetlands, are highly non-linear and complex due to the dynamic interactions of several physical and biological processes. Several field experiments have found that wetland productivities have a significa...

2017
Haq Nawaz Abbasi Feng Xu Xiwu Lu

Abstract: Limited water resources and ensuring access to clean water are critical environmental challenges, especially for the developing world. In particular, rural domestic wastewater has become a significant source for the pollution of freshwater bodies. A modified bio-ecological A2O-wetland system for rural wastewater treatment consisting of a biological unit (anaerobic baffled reactor, ano...

Journal: :Mycobiology 2015
Young-Hyun You Jong Myong Park Jong-Han Park Jong-Guk Kim

A total of 4 aquatic plants, Eleocharis kuroguwai Ohwi, Hydrocharis dubia Backer, Salvinia natans All., and Zizania latifolia Turcz., were sampled from representative two wetlands of South Korea. A total of 38 endophytic fungal strains were isolated from aquatic plants native to the Daepyeong wetland, and 27 strains were isolated from the Jilnal wetland. The internal transcribed spacer regions ...

2016
Marco D. Visser Marjolein Bruijning S. Joseph Wright Helene C. Muller-Landau Eelke Jongejans Liza S. Comita Hans de Kroon

Functional traits as predictors of vital rates across the life cycle of tropical trees Marco D. Visser*, Marjolein Bruijning, S. Joseph Wright, Helene C. Muller-Landau, Eelke Jongejans, Liza S. Comita and Hans de Kroon Department of Experimental Plant Ecology & Animal Ecology, Institute for Water and Wetland Research, Radboud University, Heyendaalseweg 135, 6525 AJ Nijmegen, The Netherlands; De...

2017
Xinyong Chen Fengyi Wang Jianjian Lu Hongbo Li Jing Zhu Xiaotong Lv

How to explain the effect of seasonal water transfer on the carbon stocks of Baiyangdian wetland is studied. The ecological model of the relationship between the carbon stocks and water depth fluctuation of the reed was established by using STELLA software. For the first time the Michaelis-Menten equation (1) introduced the relation function between the water depth and reed environmental carryi...

ژورنال: اقتصاد مقداری 2015

The Shadegan Wetland is located in the southwest of Iran. It is one of the wetlands internationally registered in the Ramsar Convention. Thanks to its variety of functionalities this wetlands has provided the local people with lots of job opportunities. Nowadays, as a result of located in the oil fields, this wetland is threatened by many of the projects run in its vicinity, like oil exploratio...

2007
Hakan Oguz R. Srinivasan

We used the SLEUTH urban growth model, closely coupled with a land transition model, to simulate future urban growth in the Houston metropolitan area, one of the fastest growing metropolises in the United States during the past three decades. The model was calibrated with historical data extracted from a time series of satellite images. Three specific scenarios are designed to simulate the spat...

Journal: :محیط زیست طبیعی 0
سجاد آستانی باشگاه پژوهشگران جوان و نخبگان دانشگاه آزاد اسلامی واحد همدان سهیل سبحان اردکانی استادیار گروه محیط زیست، دانشگاه آزاد اسلامی واحد همدان

in recent years multiple roles of wetland ecosystem and their values for human have increasingly been known, but their environmental and human life importance are usually considered to be less than their actual value. wetlands are one of the most important critical areas in the world. due to unique biodiversity and having high volume production, wetlands have special place from controlling role...

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