نتایج جستجو برای: flood zonation

تعداد نتایج: 24960  

Journal: :جغرافیا و مخاطرات محیطی 0

1. introduction flood is one of natural hazard which ranks the most one just like earthquake and drought according to the report of the natural hazard program of the united nations. besides physical factors, and lack proper management will increase the flood potential. therefore, in order to prevent flood damage it seems to be necessary to provide essential requirements before physical expansio...

Journal: :ISPRS Int. J. Geo-Information 2015
Sachin Kumar Chhetri Prabin Kayastha

Even though fewer people die as a result of fire than other natural disasters, such as earthquake, flood, landslide, etc., the average loss of property due to fire is high. Kathmandu Metropolitan City is becoming more vulnerable to fire due to haphazard urbanization and increase in population. To control problems due to fire, systematic studies are necessary, including fire potential mapping an...

Journal: :Sustainability 2022

North Bihar is one of the most flood-affected regions India. Frequent flooding caused significant loss life and severe economic damages. In this study, hydroclimatic conditions historical flood events during period 2001 to 2020 were coupled over different basins in Bihar. The main objective study assess severity floods by estimating hazards, vulnerability risk uniqueness at village level as no ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1996
H Visscher H Brinkhuis D L Dilcher W C Elsik Y Eshet C V Looy M R Rampino A Traverse

Because of its prominent role in global biomass storage, land vegetation is the most obvious biota to be investigated for records of dramatic ecologic crisis in Earth history. There is accumulating evidence that, throughout the world, sedimentary organic matter preserved in latest Permian deposits is characterized by unparalleled abundances of fungal remains, irrespective of depositional enviro...

Journal: :محیط شناسی 0
اسماعیل صالحی دانشیار گروه برنامه ریزی، مدیریت و آموزش محیط زیست دانشگاه تهران یوسف رفیعی دانشجوی دکتری برنامه ریزی محیط زیست دانشگاه تهران محمد رضا فرزاد بهتاش دکتری شهرسازی، مدیر مطالعات معماری، شهرسازی و امور بحران، مرکز مطالعات و برنامه ریزی شهر تهران محمدتقی آقابابایی دانش آموخته کارشناسی ارشد مدیریت در سوانح طبیعی دانشگاه تهران

accelerated process of urbanization and global warming make urban flood one of the most important issues in urban planning. tehran recently has been affected by the flooding and its damages. high intensity rainfall and uncontrolled urban development and main inefficient networks of drainage system are the main reasons. this research uses an efficient approach for flood hazard assessment in tehr...

Journal: :Jurnal Teknik Pertanian 2023

Many watersheds in Manokwari are classified as flood-prone areas with a frequency of more than 1 flood per year. Limited rain stations and climate make it difficult to the zoning areas. This study aims utilize remote sensing data hydrodynamic models zone (DAS). The research was conducted Wosi Watershed - Regency West Papua Province. used this is DEMNAS topographic data, Climate Hazards Group In...

2010
Cristiane Silva Ferreira Maria Teresa Fernandez Piedade Astrid de Oliveira Wittmann Augusto César Franco

BACKGROUND The Central Amazonian floodplain forests are subjected to extended periods of flooding and to flooding amplitudes of 10 m or more. The predictability, the length of the flood pulse, the abrupt transition in the environmental conditions along topographic gradients on the banks of major rivers in Central Amazonia, and the powerful water and sediment dynamics impose a strong selective p...

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