Russian Journal of Ecology, Vol. 32, No. 4, 2001, pp. 277–280. Translated from Ekologiya, No. 4, 2001, pp. 303–306. Original Russian Text Copyright © 2001 by Dzybov, Denshchikova. SHORT COMMUNICATIONS Initial Stages of Spontaneous Overgrowing on Lignite-Mine Dumps in the Karachai-Cherkess Foothills D. S. Dzybov and T. Yu. Denshchikova Stavropol Botanical Garden, ul. Lenina 478, Stavropol, 355038 Russia Key words: succession, spontaneous overgrowing, lignite dumps. The prospecting and mining of mineral deposits in Lignite is conﬁned to the Pliensbachian Stage of the general and lignite in particular is an important factor Lower Jurassic (Paffengol’ts, 1959). The enclosing rock is ﬂaggy ferruginous sandstone, gray or bright red, disturbing the integrity of meadow-steppe, meadow, and forest ecosystems in the Karachai-Cherkess foot- with ﬁne argillite plates in the area of contact with lig- hills (Dzybov and Syurin, 1985). However, although nite seams. Upon weathering, these plates form parti- cles of different sizes that ﬁll spaces between the pieces these disturbances are widespread, the problems of nat- of broken sandstone. No land reclamation has been per- ural demutation on barren rock dumps of exhausted formed in the study area, and the spontaneous progres- mines in this region has not yet been considered in
Russian Journal of Ecology – Springer Journals
Published: Oct 9, 2004
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