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Dredging streambeds may be an effective technique for mining salt
Dredging streambeds may be an effective technique for mining salt






dredging streambeds may be an effective technique for mining salt

under sea mining solar evaporation GANG smelting

dredging streambeds may be an effective technique for mining salt dredging streambeds may be an effective technique for mining salt

Only food only water habitats they are not protected by this act at allĨ The sinking of regions of the ground with little or no horizontal movement is called _Įrosion reclamation subsidence underground firesĩ Large piles of excess rock from mines are called _ġ0 The process where crushed ore is melted at high temperatures to separate impurities from molten metal is called_. Underground fires subsidence forest fires house firesħ Wildlife _are protected by the Endangered Species Act air soil salt waterĦ A serious hazard of coal mining that can ignite and possibly burn for years is/are _ Ores Contaminants Minerals they do nothing for water qualityĤ The land recovery process required of mine operators is called _ĭo nothing at all open pits reclamation subsidenceĥ Acid mine drainage is contaminated _ that results when acid dissolves toxic minerals that exist in mine waste. 2 a mining company is required to post funds before beginning a mining project.ĭecrease in taxes program bond forfeiture program increase in taxes program no programs existģ The Clean Water Act and the Safe Drinking Water Act ensure that _ from mines do not threaten water quality.








Dredging streambeds may be an effective technique for mining salt