Results 21 to 30 of about 60,238 (255)

Influence of Strip-Mining on the Mortality of a Wetland Caddisfly, \u3ci\u3eLimnephilus Indivisus\u3c/i\u3e (Trichoptera: Limnephilidae). [PDF]

open access: yes, 2017
A coal mine about 2.2 km upstream from Stillfork Swamp Nature Preserve, Carroll Co., Ohio was suspected of causing a reduction in Limnephilus indivisus caddisflies in the south half of the preserve. Second instar L.
Foote, B. A, Usis, J. D
core   +2 more sources

SISTEM PENGOLAHAN AIR ASAM TAMBANG PADA WATER POND DAN APLIKASI MODEL ENCAPSULATION IN-PIT DISPOSAL PADA WASTE DUMP TAMBANG BATUBARA (Acid Mine Drainage Treatment System in Water Pond and Application of Encapsulation In-Pit Disposal Model in Waste Dump)

open access: yesJurnal Manusia dan Lingkungan, 2010
ABSTRAK Kegiatan pertambangan batubara umumnya dapat menimbulkan dampak negatif terhadap lingkungan di lokasi penambangan. Salah satu dampak negatif yang signifikan adalah terjadinya pencemaran air asam tambang yang dapat merusak fungsi lingkungan ...
Andy R. Erwin Wijaya
doaj   +1 more source

Acid Mine Drainage Water for Alternative Electrical Energy Sources [PDF]

open access: yes, 2016
Acid Mine Drainage (AMD) refers to the outflow of acidic water from metal mines or coal mines. AMD has high acidity, which has potency for conductor. The aim of this research was to demonstrate the ability of acid mine water as an alternative conductor ...
Ikhsan, M. (Mahtuf)   +1 more
core   +2 more sources

Physicochemical and geochemical characteristics of Bouaazza’s mine embankments and river sediments (Taza province, Morocco) [PDF]

open access: yesBIO Web of Conferences
Mining production industry generates high quantities of mine tailings often placed on the surface. They evoke sources of contamination generally mine drainage, to all environmental compartments according to their physicochemical and geochemical ...
Lahmidi Ikram   +2 more
doaj   +1 more source

Gold Sterile Ore Acid Generation Evaluation, San Juan Argentina [PDF]

open access: yes, 2014
One of the problems that mining represents in relation to the natural watercourses is the possible formation of what we call acid mine drainage, which consists in the emission or formation of water effluents of great acidity, usually rich in sulfate and ...
Bazan Brizuela, Vanesa Lucia   +2 more
core   +1 more source

High specific activity of radium isotopes in baryte from the Czech part of the Upper Silesian Basin- An example of spontaneous mine water treatment [PDF]

open access: yes, 2020
Radium-bearing barytes (radiobarytes) have been known since the beginning of the 20th century. They are mainly found as precipitates of low-temperature hydrothermal solutions. In anthropogenic environments, they frequently occur as crusts on oil industry
Alexa, Petr   +5 more
core   +1 more source

Sorption in Acidic Environment – Biosorbents in Comparison with Commercial Adsorbents

open access: yesChemical Engineering Transactions, 2014
The remains of human activities may be seen in several places of the landscape in positive or negative form. Probably the most common phenomenon that fundamentally impacts the country is mining activity.
M. Balintova   +4 more
doaj   +1 more source

Research of leaching of disseminated copper-nickel ores in their interaction with mine waters [PDF]

open access: yesVestnik MGTU, 2017
A great amount of mine waste creates serious problems for economy and ecology in mining regions. Keeping of dumps and tailings storages requires huge capital costs and material inputs.
Svetlov A. V.   +5 more
doaj   +1 more source

Research progress on the treatment of acid coal mine drainage

open access: yes工程科学学报
Acid coal mine drainage has emerged as one of the most challenging environmental problems in the coal industry because of its large output, wide pollution range, long duration, and unstable water quality and quantity.
Honghu TANG   +6 more
doaj   +1 more source

Selection for novel, acid-tolerant Desulfovibrio spp. from a closed Transbaikal mine site in a temporal pH- gradient bioreactor [PDF]

open access: yes, 2017
Almost all the known isolates of acidophilic or acid-tolerant sulphate-reducing bacteria (SRB) belong to the spore-forming genus Desulfosporosinus in the Firmicutes.
Antsiferov, Dimtry V.   +8 more
core   +1 more source

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