| abstract |
The invention relates to a method of ecological rebuilding of tailings and / or ashes resulting from the extraction and processing of coal, respectively, from their burning. According to the invention, the method consists in re-revealing the pits by cultivating the perennial plant, in the year following the planting, the stalks are chopped on the spot and left on the dump to cover, fix and enrich the soil in organic matter, and from the second year the stems harvest is used as fuel as such or with processed coal. |