leaching reclamation

См. также в других словарях:

• Salinity control — relates to controlling the problem of soil salinity and reclaiming salinized agricultural land. The aim of soil salinity control is to prevent soil degradation by salinization and reclaim already salty (saline) soils. Soil reclamation is also… …   Wikipedia

• Uranium mining — The Ranger Uranium Mine in Australia …   Wikipedia

• In-situ leach — In situ leaching (ISL), also called in situ recovery (ISR) or solution mining, is a process of recovering minerals such as copper and uranium through boreholes drilled into the deposit. The process initially involves drilling of holes into the… …   Wikipedia

• Alkali soils — Alkali, or alkaline, soils are clay soils with a relatively high exchangeable sodium percentage, a relative high pH (> 9), a poor soil structure and a low infiltration capacity. Often they have a hard calcareous layer at 0.5 to 1 m. depth (in… …   Wikipedia

• Tailings — A panorama of Broken Hill, New South Wales, backed by the man made mullock (waste tailings) heaps from the Line of Lode mine (the mullock heaps are the hills that stretch across this image). Tailings, also called mine dumps, slimes, tails, leach… …   Wikipedia

• Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …   Wikipedia

• environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

• Drainage research — is the study of agricultural drainage systems and their effects to arrive at optimal system design. Contents 1 Aspects to be covered 2 Systems analysis 3 Crop response processes 4 …   Wikipedia

• Suelo salino — La salinización de los suelos es el proceso de acumulación en el suelo de sales solubles en agua. Esto puede darse en forma natural, cuando se trata de suelos bajos y planos, que son periódicamente inundados por ríos o arroyos; o si el nivel de… …   Wikipedia Español

• Soil salinity — is the salt content in the soil. [ [http://europeandcis.undp.org/WaterWiki/index.php/Soil salinity from Soil salinity in WaterWiki, the on line Knowledge and Collaboration Tool of the Community of Practice (CoP) on Water and UNDP related… …   Wikipedia

• Copper mining in Michigan — While it originated thousands of years earlier, copper mining in Michigan became an important industry in the 19th and early 20th centuries. Its rise marked the start of copper mining as a major industry in the United States. Contents 1 Geology 2 …   Wikipedia