Mining sites are the extraction of valuable minerals or other geological materials from the earth usually from an orebody, lode, vein, seam, reef or placer deposits. ... Mining operations usually create a negative environmental impact, both during the mining activity and after the mine has closed.
During the Russian Revolution, the Bolsheviks, led by leftist revolutionary Vladimir Lenin, seized power and destroyed the tradition of csarist rule. The Bolsheviks would later become the Communist Party of the Soviet Union.Feb 28, 2020
I think the answer is the second one
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