نتایج جستجو برای: ramsar wetlands

تعداد نتایج: 10608  

Journal: :محیط شناسی 0
صادق خلیلیان دانشگاه تربیت مدرس ، دانشیار اقتصاد کشاورزی، دانشکدة کشاورزی محمد خداوردیزاده دانشگاه تربیت مدرس، دانشجوی دکترای اقتصاد کشاورزی دانشکدة کشاورزی محمد کاوسی کلاشمی دانشگاه تهران ، دانشجوی دکترای اقتصاد کشاورزی، دانشکدة اقتصاد و توسعة کشاورزی

although individuals knowledge and awareness toward natural resources, especially wetlands had been increased but still social consideration level toward wetland importance, functions and sensitivity are low. considerable amount of wetlands destruction caused by miscalculation of wetlands functions’ values in a market condition. estimating the value of wetland’s function is a way in order to un...

Journal: :Uganda Journal of Agricultural Sciences 2022

This study aimed at establishing why wetland degradation persists in Uganda despite Ramsar and other policy interventions. The objectives were to assess local peoples’ attitudes towards wetlands; the level of illegal activities contribution management programs projects household incomes. We used a cross-sectional mixed methods design targeted 120 respondents, including residents opinion leaders...

2007
Soumya CHATTERJEE Buddhadeb CHATTOPADHYAY

Industrial wastes are considered critical factors for disturbing the natural environment. Composite effluents tainted with different heavy metals are major environmental pollutants of varied wetland ecosystems (Wong 2003). Spread over 12 500 ha, The East Calcutta Wetlands, a Ramsar site in West Bengal, India (lat 22°33 ́ –22°40 ́N, long 88°25 ́–88°35 ́E), receives industrial runoff from at least 60...

A Naqinezhad, F Fadaie H Hamedani

Ramsar international wetlands of Alagol, Almagol and Ajigol with a surface of 3027 ha are located in the vast Turkmen-Sahra plains (Golestan prov.) in east of Caspian Sea and in the vicinity of the Iran-Turkmenistan political border. Flora, vegetation and habitat diversity of the wetlands were surveyed during growing seasons of 2014 and 2015. A total of 159 plant taxa belonging to 123 genera an...

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...

2015
Farzad Sadeghi

In this investigation, it was tried to identify major requirements of Ramsar city concerning passive and civil defense and to propose necessary strategies via evaluation of principles and methods of passive defense in preparation of civil plans especially from land use perspective. The objective of the present study was urban planning using passive defense principles and approaches in Ramsar, d...

2015
Maria Tzortziou Christina Zeri Elias Dimitriou Yan Ding Rudolf Jaffé Emmanouil Anagnostou Elli Pitta Angeliki Mentzafou

Most transboundary rivers and their wetlands are subject to considerable anthropogenic pressures associated with multiple and often conflicting uses. In the Eastern Mediterranean such systems are also particularly vulnerable to climate change, posing additional challenges for integrated water resources management. Comprehensive measurements of the optical signature of colored dissolved organic ...

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