Introduction To Water Resources and Environmental Issues
نویسندگان
چکیده
منابع مشابه
Water Resources in relation to Major Agro-Environmental Issues in Japan
Although Japan is well known as an industrialized country rather than an agricultural one, agriculture is treated as a very important sector for its cultural and environmental perspectives. Only 15% of Japan's land is suitable for cultivation, but the agricultural economy is highly subsidized and protected. With per unit area crop yields among the highest in the world, agriculture sector still ...
متن کاملintroduction to basic concepts in water resources system
green water and blue water; renewable and nonrenewable water resources; water allocation and water allocation
متن کاملSome legal and technical issues related to water-spreading weirs
Indigenous flood harvesting method for irrigation in Khorasan, which are called water-spreading weir are constructed and operated by farmers without any cost to the government. Although, the benefits of water-spreading weirs are clear for many experts and the authorities as well, this method receives a little attention by governmental soil and water conservation services. This problem and a few...
متن کاملEnvironmental qualitative assessment of water resources in Tehran
Increasing water demand and reducing its contaminations are the main concerns and challenges for water resource managers and planner due to its limited sources and high value. This study aims to assess and understand the factors which threaten the quality of groundwater resources and to achieve this, samples were taken from 14 active wells in District 3 of the Municipality of Tehran. After cate...
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ژورنال
عنوان ژورنال: Eos, Transactions American Geophysical Union
سال: 2011
ISSN: 0096-3941,2324-9250
DOI: 10.1029/2011eo140005