نتایج جستجو برای: mine reclamation

تعداد نتایج: 27181  

2015
Peifang Yang Graham A. Davis Graham Davis William J. Coulter

This paper concerns the stock pollution problem, such as the pollution of agricultural soil with heavy metals due to mining. Unlike the existing literature that examines the effects of natural pollution decay, this paper considers that the pollution stock is reversible only through capital investment. By examining the typical regulation that requires the mining firm to recover the disturbed lan...

Journal: :Environmental Health Perspectives 1979
C M Shy

Environmental concerns over increased coal consumption are fully justified by the past history of coal use. Although improved technology has provided some safeguards, increased utilization will require mining practices, emission control technologies, and waste disposal procedures that are not yet fully integrated into the routine use of the coal energy system. The Committee on Health and Evniro...

Journal: :Journal American Society of Mining and Reclamation 2001

Journal: :Journal American Society of Mining and Reclamation 2000

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید