, in particular, the rapid rise in the demand for traditional and novel raw materials in industrialised countries that are short of supplies due to the continuing expansion of large-scale production and the introduction of novel manufacturing processes;
Ingakumbi ukwanda okukhawulezileyo kwibanga lwezithethe nenoveli yemichako ekrwada kumazwe oshishino angaphelelanga kubonelelo ngenxa yolwando oluqhubekekayo, isikali esikhulu semveliso nentshayelelo yenoveli nenkqubo yokwenza.