Enivronmental geology Includes= water, energy, metallic minerals & engineering geology. 0.0 / 5 ? GeologyA2/A-levelOCR Created by: Hannah RobinsonCreated on: 09-05-13 10:21 Water storage. Factors affecting porosity and permeability, the water table and hydrolic gradient and pressure. 1 of 23 Aquifers and astesian basins Types of aquifers and how artesian basins and wells form. 2 of 23 Ground water supply and quality How to get the water, problems caused by this and the threats. The quality of the ground water. 3 of 23 Springs Types of spring- lithological, faults, intrusions and unconformities. 4 of 23 Water resources Advantages and disadvantages of surface water and the for groundwater 5 of 23 Oiil and natural gas The requirments- source rock, maturation, migration,reservoir rock, cap rock and a trap 6 of 23 Traps Such as- Anticline, fault, salt dome, unconformity, lithology and how oil can be lost 7 of 23 Hydrocarbons and their exploration Seismic reflection, gravity surveys, drilling- mud logging & down-hole logging 8 of 23 Reserves & recovery of oil and gas Reserves and primary and secondary recovery 9 of 23 Storing oil and gas Underground facilites for natural gas 10 of 23 Future for gas and oil Unconventional petroleum and the north seas oil snd gas 11 of 23 Peat and coal The environment needed, coalification and it's ranking and the use for coal 12 of 23 Coal mining Opencast and underground mining and geological factors such as- faulting, washout and seam splitting make it difficult 13 of 23 Future for coal Types of coal field= south wales and yorkshire 14 of 23 Geothermal energy methods of extraction- volcanic, geothermal aquifers, hot dry rock and advantages and disadvantages. 15 of 23 Metallic minerals Crustal abundance and concentration factors and the cut-off grades of ores 16 of 23 Hydrothermal ore deposits Types of ore deposties, hydrothermal veins and what they are 17 of 23 Gravity settling and residual ores Gravity settleing of magnetite, ores from bauxite 18 of 23 Placer ore deposits What they are, requirements, how they form and where 19 of 23 Secondary enrichment and uranium ores Secondary enrichment of chalcopyrite in copper about and below the water table. Uranium ore deposits in sandstone 20 of 23 Exploration of metals Geophysical=gravity surveys, magnetic surveys & electrical resistivity. Geochemical= stream and soil surveys 21 of 23 Metals mining and the future Environmental consequences of open and closed mining and metallic mining 22 of 23 Building and construction Building stone, aggregate, roadstone, brick clay and cement and concrete 23 of 23
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