“The Surface Mining Control and Reclamation Act (SMCRA) was enacted in 1977 after the US Congress recognized the need to regulate mining activity, rehabilitate abandoned mines, and protect society and the environment from the adverse effects of mining operations. Before 1977, surface coal mining ...
The investigated fraction also was observed to have multilayer Sustainability 2023, 15, 4538 7 of 22 composites, rubber, paper, wood, glass, inert materials and other burnable fractions. Their amount in the studied material did not exceed 5%. After extracting the fine fraction from Sustainability...