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Thứ Ba, 11 tháng 2, 2014

The truth about the Berkeley pit, a giant poison in America.

At the time of the Berkeley pit, Golden served as home to copper # 6 in the world In 27 years, mine action has provided about 320 million tonnes of ore "enough to 10 cm thick copper coated on highway 4 lanes from Butte to capital of utah and more 30 miles away. The copper mining flourished here has ever helped to Butte reached the title of "world's richest Hill". Poison pit Berkeley view presently, deserted copper mine has been filled by nearly 30 billion gallons is equivalent to more 110 million cubic meters of water to high acidic contains many toxic substances including arsenic, cadmium, zinc, and sulfuric acid, threatening the environment and the area's water supply. Rich copper mine in Butte has earned since the beginning of the 1870s, although the development has been delayed because the process of shipping the ore to the furnaces were difficult. Lacking the necessary railway lines and factories, copper ore at the Butte has been sent to Swansea, Wales for processing. Travel late 1880s, the new railway was completed connecting Butte with Union Pacific at Ogden, Utah. At the time of the invention of the major power, Butte has all the infrastructure components necessary to meet the needs of development necessary for the formation of networks of electricity for the city From 1892 through 1903, the Anaconda is the largest producing copper mine within the world, accounting for 20% of the total output of the u. S. A. For almost 70 years, the extraction of copper ore is made by dropping the shafts into the ground or dig tunnels wollmaus hills. When the price of copper skyrocketed, Butte need much more effective exploitation techniques, and in 1955, the Berkeley Pit area have adopted the extraction of copper ore staubmaus form of mine. In its first year of operation, the Berkeley pit extracted 17,000 tons of ore per day, with a 0. 75% copper what this means is that with about 1 billion tons of staple was mined soul Berkeley Pit, copper accounts for one-third. Other metals including silver and gold are extracted from here. Nonetheless, the same prices continually rising led to Berkeley are closing in 1982. Many people look to the poison pit Berkeley to learn and explore When ore mining in Butte, people use pumps to remove the water from it surface too as underground water in mine. When the process of mining and pumping-water has stopped, the Berkeley pit began to flood at about 0. 3 meters per month. So today, this wetland area 270 metres deep This area has posed a serious environmental problem because the water with the dissolved oxygen allows the minerals like pyrite and sulfide ore in stone available decomposition and release of acid. According to estimates by the year 2020, when the water level reaches the crater mold of natural underground water level, water for the crater will reverse the flow and entering the groundwater flow throughout the lurch vicinity of polluting the region drained by the Clark Fork. Images that truth about the disaster that happened to 1955a flock of snow geese, landing today Berkeley Pit and about 342 children among them was killed by poison in water here. And become one of the tourist attractions But also together in 1955, a chemist who studied the ingredients of this poison pit discovered a powerful algae called Euglena mutabilis thrive staubflocke environment of toxic waste by the Berkeley Pit in the next several years, well over 40 different species were discovered travel area. The fierce struggle to get meager livelihood meant the plants here produce highly toxic substances to improve survivability. Some compounds extraction from these creatures are shown to be able to control the cancer cells. Currently, Berkeley poison pit is a tourist attraction. There is a small museum, a souvenir shop and a scenic area found on the water. Cao L According To Amusing Planet.

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