نتایج جستجو برای: wetland environmental quality

تعداد نتایج: 1098932  

Journal: :محیط شناسی 0
فاطمه جهانی شکیب دانشجوی دکتری آمایش محیط زیست، دانشکدۀ شیلات و محیط زیست، دانشگاه گرگان بهرام ملک محمدی استادیار گروه برنامه ریزی و مدیریت محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران احمدرضا یاوری دانشیار دانشکدۀ محیط زیست، دانشگاه تهران یونس شریفی دانشجوی ارشد rs و gis، دانشگاه خوارزمی تهران فاطمه عادلی دانشجوی ارشد برنامه ریزی و مدیریت محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران

introduction land use change and climate change are the major concerns in the global environment. many environmental parameters affect the behavior of the earth’s climate system and its terrestrial components. effects of land use and land cover changes have direct influences on climate changes. now, climate change is known widely as a global health problem that has adverse impacts on natural an...

2007
MIKLAS SCHOLZ M. Scholz

The aim of this paper is to recommend a rapid classification system for sustainable flood retention basins (SFRBs) to control runoff in a temperate climate. The system should improve communication among engineers and scientists, and was developed with a general database (approximately 660 basins) and a very detailed database (56 basins), using the River Rhine catchment in the South of Baden (Ge...

Introduction: Wetland ecosystems, especially marine coastal wetlands of the most important and also the most vulnerable are the world's environmental resources. Which has always been sensitive to the fragility of coastal areas, high population density and intensive human activities are faced with the threat of destruction. Based on this, monitoring the trend of the changes in wetlands and their...

Journal: :Environmental monitoring and assessment 2006
Christiane Hudon Douglas Wilcox Joel Ingram

The International Joint Commission has recently completed a five-year study (2000-2005) to review the operation of structures controlling the flows and levels of the Lake Ontario - St. Lawrence River system. In addition to addressing the multitude of stakeholder interests, the regulation plan review also considers environmental sustainability and integrity of wetlands and various ecosystem comp...

Journal: :Environmental management 2015
Michela Faccioli Antoni Riera Font Catalina M Torres Figuerola

Climate change will further exacerbate wetland deterioration, especially in the Mediterranean region. On the one side, it will accelerate the decline in the populations and species of plants and animals, this resulting in an impoverishment of biological abundance. On the other one, it will also promote biotic homogenization, resulting in a loss of species' diversity. In this context, different ...

Journal: :Jurnal Ilmu Lingkungan (Program Studi Magister Ilmu Lingkungan, Program Pascasarjana Universitas Diponegoro) 2021

Today, many wetlands have been converted into agricultural, industrial, and residential areas. This conversion of land functions creates new problems for the environment human, one which is fires. The results fires can also cause other that in losses various fields, such as human health, economy, fields. emergence smog a result respiratory problems, disruption transportation system, conflicts b...

2014

According to experts, climate change will further exacerbate wetland deterioration, especially in the Mediterranean region. On the one side, it will accelerate the decline in flora and fauna populations and species. On the other one, it will also promote biotic homogenization, resulting in a loss of species’ diversity. In this context, different adaptation policies can be designed: those orient...

2010
K. Yoshino S. Kawaguchi F. Kanda K. Kushida F. Tsai

The ecosystem of wetlands has precious natural environment to be preserved in the world. In order to sustain valuable wetlands ecosystems for a long time, it is very important to frequently monitor the state of wetland ecosystems, to carefully watch the environment, and to earlier warn the environmental change. In this research, using high spatial resolution of color photographs taken with a 35...

2000

This extension note describes the basic ecological features of wetland ecosystems. It is a foundational document that provides important concepts and background information to be applied in future extension notes on wetland management. Major topics and concepts covered in this document are: • definition of a wetland ecosystem and comparison of characteristics with other related ecosystems, • re...

2013
Peter Shanahan Wang Jia Evelyn Ekklesia

An investigation into the nitrogen chemistry of the anoxic layer of an urban constructed wetland in Singapore was conducted. This pilot-scale wetland treats stormwater runoff from the Balam Estate housing development for several water quality parameters of concern, including nitrate. Earlier sampling in the wetland had indicated that the concentration of nitrate was lower in the outflow from th...

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