Natural resources and development, Volumes 17-201983 - Natural resources |
Contents
Groundwater | 7 |
Offshore Mining of Heavy Mineral Deposits | 21 |
Soil as a Renewable Resource New Literature on Ecological Value | 29 |
Copyright | |
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alloys amount amphibolites application Author's address average basalt biogas borehole Braunschweig calcrete calculated Carboniferous cavern chemical coal compressional waves concentration Cordillera costs Cretaceous crusts crystalline definition of laterite deposits depth diorite drilling duricrust economic energy estimates ethanol evaluation evapotranspiration exploration factors fertilization Formation fuel geoelectric geological geophysical geothermal grain Gravatai groundwater heat hydrocarbon important increase industry Irati irrigation kaolinite kaolinized laterite layer magnetic metal methods minerals mining Morungava Basin natural gas nickel nutrients operation oxides parent rock petroleum plant possible potential problems production prospecting pumping ratio raw materials recovery reflection region reserves S-wave saprolite sediments seismic shear waves shear-wave SiO2 soil storage straw combustion surface survey Ta₂O Table tantalum techniques temperature thickness tion transportation treatment Treibach types velocity vertical wastewater water quality water supply weathered zone