MINE CLOSURE - CAN PASSIVE TREATMENT BE SUCCESSFUL?
نویسندگان
چکیده
منابع مشابه
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Introduction Acidic mine drainage (AMD; also called “acid rock drainage” or “acid drainage”) is an environmental pollutant that impairs water resources in mining regions throughout the world. Where such treatment is required legally, treatment must be efficient and continual. Treatment methods are commonly divided into either “active,” meaning reliance on the addition of alkaline chemicals to n...
متن کاملPassive Treatment Systems for Acid Mine Drainage
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CASE HISTORY A 43-year-old woman has a 20-year history of migraine without aura. Two years ago, she was having about 8 migraines per month lasting 1–2 days with a variable response to triptans. She was placed on topiramate, 100 mg daily. Since then, there has had a dramatic reduction in the number of headaches to about once or twice monthly. She is typically pain free within 1 or 2 hours upon t...
متن کاملLong-term Performance of Passive Acid Mine Drainage Treatment Systems
State and federal reclamation programs, mining operators, and citizen-based watershed organizations have constructed hundreds of passive systems in the eastern U.S. over the past 20 years to provide reliable, low cost, low maintenance mine water treatment in remote locations. While performance has been reported for individual systems, there has not been a comprehensive evaluation of the perform...
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ژورنال
عنوان ژورنال: Journal American Society of Mining and Reclamation
سال: 1998
ISSN: 2328-8744
DOI: 10.21000/jasmr98010263