نتایج جستجو برای: natural resources
تعداد نتایج: 721214 فیلتر نتایج به سال:
Shale gas is currently being explored in Europe as an alternative energy source to conventional oil and gas. There is, however, increasing concern about the potential environmental impacts of shale gas extraction by hydraulic fracturing (fracking). In this study, we focussed on the potential impacts on regional water resources within the Baltic Basin in Poland, both in terms of quantity and qua...
the purpose of this present study is recognizing suitable extension methods and techniques influencing utilize knowledge, attitude and skills of natural resources perimeter sustainable management of natural resources. in this research sustainable management of natures resources is to struggle for prevention of changing renewable nature resources to lands agricultural, prevention of use more fro...
The activity concentrations of 235U, 232Th, 226Ra, 40K and 137Cs in ground and surface of drinking water resources in Iranian city of Arak were determined by gamma ray spectrometry with aHPGe detector setup, coaxial p type and 8192 channels MCA. The water samples differed in radioactivity content depending on their origin and place. In the ...
چکیده ندارد.
the farmers of the future (fof) initiative implemented a programme of integrating natural resources management in the basic education curriculum. the purpose of the study was to document activities and determine the effects of fof programme on primary school learners’ perceptions towards natural resources management by comparing learners involved in the fof programme and those not involved. fur...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید