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Monday, August 3, 2020 | History

1 edition of Role of organic compounds in salinization of plains coal mining sites found in the catalog.

Role of organic compounds in salinization of plains coal mining sites

Role of organic compounds in salinization of plains coal mining sites

a literature review

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Published by Kananaskis Centre for Environment Research, University of Calgary in Calgary, Alta .
Written in English

    Places:
  • Alberta.
    • Subjects:
    • Coal mines and mining -- Environmental aspects -- Alberta.,
    • Reclamation of land -- Alberta.,
    • Soil salinization -- Alberta.,
    • Organic compounds -- Environmental aspects -- Alberta.

    • Edition Notes

      Bibliography: p. 43-46.

      Statementprepared for the Reclamation Research Technical Advisory Committee of the Alberta Land Conservation & Reclamation Council [by] N.S.C. Cameron ... [et al.].
      SeriesRRTAC report ;, no. 80-3, Report (Alberta. Reclamation Research Technical Advisory Committee) ;, RRTAC 80-3.
      ContributionsCameron, N. S. C., Alberta. Reclamation Research Technical Advisory Committee.
      Classifications
      LC ClassificationsTD195.C58 R64
      The Physical Object
      Paginationviii, 46 p. :
      Number of Pages46
      ID Numbers
      Open LibraryOL4165909M
      LC Control Number80147920

      Mining to extract minerals, coal, or oil and gas is common thr oughout North America with methods that vary from open pits, as used for oil sands in Canada, to mountain top removal for coal from some. 3 COAL MINING An understanding of coal-mining processes is germane to determining the significance and redistribution of trace elements in the environment resulting from coal mining. Current government regulations require that before any physical activity begins at the mine, plans must be developed to assure optimum mine operation, reclamation.

      Iron limitation may play a role in the lower nif relative gene abundances at mined sites as this is part of a nitrogenase Fe‐Mo cofactor and can reduce nif activation (Mugnai et al. ; Rubio and Ludden ) and at our study sites, dissolved iron had a strong negative correlation with both the water and sediment chemistry AlkMD component. The waters that are discharged from coal mine dewatering systems and the leaching processes of coal mining wastes are usually characterised by very high concentrations of chlorides, phosphates.

      A fossil (from Classical Latin: fossilis, literally "obtained by digging") is any preserved remains, impression, or trace of any once-living thing from a past geological es include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants. The totality of fossils is known as the fossil record. A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.


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Role of organic compounds in salinization of plains coal mining sites Download PDF EPUB FB2

RRTAC The Role of Organic Compounds in Salinization of Plains Coal Mining Sites. N.S.C. Cameron et al. 46 pp. DESCRIPTION: This is a literature review of the chemistry of sodic mine spoil and the changes expected to occur in groundwater. ** 2. RRTAC Proceedings: Workshop on Reconstruction of Forest Soils in Reclamation.

RRTAC The Role of Organic Compounds in Salinization of Plains Coal Mining Sites. N.S.C. Cameron et al. 46 pp.

DESCRIPTION: This is a literature review of the chemistry of sodic mine spoil and the changes expected to occur in groundwater. ** 2. RRTAC Proceedings: Workshop on Reconstruction of Forest Soils in Reclamation.

P.F Author: R. Chopiuk, S. Thornton. This book is an integrated approach towards the applications of coal (organic) petrology and discusses the role of this science in the field of coal and coal-related topics. geophysics and hydrogeology of coal and coal mining techniques.

Read More. European Coal Geology. This volume covers many aspects of European coal geology and. This chapter reviews methods of coal extraction, with a focus on advances in technology. The two main methods of coal mining – underground and surface mining – are first described. The following sections cover advances in coal mining machinery and systems, with extensive discussion of the role.

Coal - Coal - Structure and properties of coal: The plant material from which coal is derived is composed of a complex mixture of organic compounds, including cellulose, lignin, fats, waxes, and tannins. As peat formation and coalification proceed, these compounds, which have more or less open structures, are broken down, and new compounds—primarily aromatic (benzenelike) and hydroaromatic.

Coal Science, Volume 1 presents and evaluates the fundamental scientific areas involved with the structure, reactivity, and utilization of coal.

This book reviews the coal's inorganic structure and reactivity and the role that ionic bonding plays in coal's chemical and physical structure and reactivity.

Radionuclide concentrations in coal ash, soil mixed with coal ash and soil were determined using the gamma spectroscopic method. The average activity concentrations of Ra, Th, and 40K in. The organic compounds obtained by pyrolysis in a hydrogen atmosphere and by benzene-ethanol extraction of Wyodak coal were characterized using column chromatography, GC, GC-MS, 1 H-NMR, and 13 C-NMR.

We have detected in the extract, ferruginol, a C 20 H 30 O naturally occurring diterpene phenol, which is closely related to abietic acid, as well.

Coal mining wastes have, therefore, to be properly managed to ensure the long-term sta- bility of disposal facilities and to prevent or minimize any water and soil pollution arising from acid or alka- line drainage and leaching of heavy metals.

Air pollution Air pollution from coal mines is mainly due to the fugitive emission of particulate. Most underground coal is mined by the room and pillar method, where by rooms are cut into the coal bed leaving a series of pillars, or columns of coal, to help support the mine roof and control the flow of lly, rooms are 2, feet wide and the pillars up to feet wide.

At least 60 feet of coal was left between an underground mine and the surface, if not the surface had a higher. Abandoned mines Mines for which the owner cannot be found, or for which the owner is financially unable or unwilling to carry out cleanup. They may. They also provide highly active sites for oxidation reactions with hydroxyl, singlet oxygen, and ozone species in the gaseous atmosphere.

Thus, organic compounds are transformed readily by the reaction at the air–water interface of fog/cloud droplets and in the thin water film in atmospheric aerosols. The organic compounds in coal produce heat when coal is burned; they also may be converted to synthetic fuels, or may be used to produce the organic chemicals shown in the centerfold illustration.

The affinities of trace elements for either the organic compounds or the minerals in coal affect the quality of the coal. RRTAC The Role of Organic Compounds in Salinization of Plains Coal Mining Sites. N.S.C. Cameron et al. 46 pp. DESCRIPTION: This is a literature review of the chemistry of sodic mine spoil and the changes expected to occur in groundwater.

RRTAC Proceedings: Workshop on Reconstruction of Forest Soils in Reclamation. P.F. Ziemkiewicz. The role developed as an amalgamation of several earlier roles: in early mining, deputies were responsible for timbering, while a "fireman" was originally responsible for testing for firedamp: an "examiner" was originally the supervisor on a non coal turning shift, earning less pay than a deputy.

Deputies were promoted from amongst experienced. Coal is the most abundant fossil fuel on Earth. Its predominant use has always been for producing heat energy. It was the basic energy source that fueled the Industrial Revolution of the 18th and 19th centuries, and the industrial growth of that era in turn supported the large-scale exploitation of coal deposits.

Since the midth century, coal has yielded its place to petroleum and natural. Young coal contains a lot of organic acids called humic acids, which chelate metals and rare earths.

But over time, the humic acid concentrations in coal drop, and the rare earths get incorporated. The U.S.

coal industry serves a vital role in the nation’s economy by producing fuel for more than half of its electricity. Despite the industry’s importance, industry financial data for —the strongest year for the coal industry in recent years—shows that it is a relatively small industry with revenues totaling $20 billion to $25 billion and net income between $1 billion and $2.

Geologists also classify coal types according to the organic debris, called macerals, from which the coal is formed. Macerals (microscopic organic constituents found in coal) are identified (microscopically) by reflected light - the reflective or translucent properties of the coal.

Current conditions. Burns, Daniel. The modern practice of coal mining (); Chirons, Nicholas P. Coal Age Handbook of Coal Surface Mining () ISBN Hamilton, Michael S. Mining Environmental Policy: Comparing Indonesia and the USA (Burlington, VT: Ashgate, ).

(ISBN ).Hayes, Geoffrey. Coal Mining (), 32 pp; National Energy Information Center. Explore the latest full-text research PDFs, articles, conference papers, preprints and more on ION CHEMISTRY. Find methods information, sources, references or conduct a literature review on ION.Area mining, a type of surface mining used where coal seams are relatively horizontal and the surface terrain is nearly level, accounts for nearly all mining in the Great Plains.

Area mining utilizes draglines to remove overburden, and the coal is then removed using power shovels and loaders.Coal Mining and Production Industry Description and Practices Coal is one of the world's most plentiful energy resources, and its use is likely to quadruple by the year Coal occurs in a wide range of forms and qualities.

There are two broad categories: (a) hard coal, which includes coking.