Andrew Harding, chief executive, Rio Tinto Copper said «While establishing this high grade underground resource at Kennecott Utah Copper is substantial in itself, it points the way to the significant underground potential of the asset.» (politics.co.uk)
The protesters appealed to the Romanian Constitution, and in particular Article 135 2 (b) and (d)(which stresses that the state must protect Romania's economic interests and exploit its natural resources in accordance with national interests) and Article 136 3 and 4, which emphasizes that «public interest riches», including underground resources, such as copper, are the exclusive object of public property. (blog.politics.ox.ac.uk)
Another series attempts to describe major underground resources such as water, natural gas and petroleum — the subject of numerous wars and political strife. (leannegoebel.com)