%0 Journal Article %T Analysis of present state of sludge basins of OKD, joint stock company and a proposal of measures to improve %A Hude¨¨ek Vlastimil %J Acta Montanistica Slovaca %D 1996 %I Technical University of Kosice %X From the environmental point of view, the Ostrava - Karvin¨˘ region can be numbered among the most affected areas. One of the reasons for developing this situation is the existence of sludge basins of particular mines. In the paper, an analysis of the present state of sludge basins in the Ostrava - Karvin¨˘ District is made. Measures to decrease the escape of sludge into the sludge basins are proposed. Moreover, the development in sludge production is presented, including gradual reclamation of devastated areas. %K mining %K coal preparation %K ecology %K sludge basins %U http://actamont.tuke.sk/pdf/1996/n4/9hudecek.pdf