نتایج جستجو برای: شبیه drastic
تعداد نتایج: 40878 فیلتر نتایج به سال:
Background and Objective: There are major mobile and non-mobile pollution sources due to human activities that can influence aquifers and reduce groundwater quality. Vulnerability assessment is an inexpensive procedure in to identify areas prone to the pollutants. Identification of these sources is essential in water resources management. Mahidasht Plain is one of the important regions of Kerma...
Long-run technological progress is cyclical because drastic innovations that introduce new technological opportunity are only profitable at times when repeated incremental innovation has nearly exhausted existing technological opportunity and driven entrepreneurial profit and income growth towards zero. The article presents a ’technological opportunity model’ where endogenous drastic and increm...
Groundwater protection against anthropogenic sources, including the exploitation and use of groundwater release wastes into soil environment, changes in land cover, process recharge is paramount importance for protecting human health by securing clean drinking water production. The identification a contamination risk zone has been found to be necessary useful approach managing this valuable res...
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