to burn out of control since the mine was closed in 1953, to the extent that in 1995 flames could be seen above ground. Coal mining Listof coalfields...
the most widespread stratigraphicunitin Africa south of the Sahara Desert. The supergroup consists of a sequence ofunits, mostly of nonmarine origin,...
in Africa has been beset by environmental problems due to the polluting nature of processing rutile, a principal titanium ore. Titanium production in...
in Africa Titanium in Africa Economy of Africa Listof uranium mines Uranium market Uranium Commodity Profile "Algeria dreams of nuclear energy (Magharebia...
patterns in the stratigraphic integrity of early North American archeological sites, and on their implications for the knowledge of the timing of human arrival...
replacement of Neanderthals by modern humans in Europe, is published by Fernández et al. (2018). A study on the cultural attribution and stratigraphic integrity...