Mining the earth /
Young, John E. 1963-
Mining the earth / John E. Young ; Ed Ayres, editor. - Washington, D.C. : Worldwatch Institute, c1992. - 53 p. ; 22 cm. - Worldwatch paper ; 109. .
"July 1992."
Includes bibliography : p. 46-53.
1878071114
Mineral industries -- Environmental aspects.
Mining the earth / John E. Young ; Ed Ayres, editor. - Washington, D.C. : Worldwatch Institute, c1992. - 53 p. ; 22 cm. - Worldwatch paper ; 109. .
"July 1992."
Includes bibliography : p. 46-53.
1878071114
Mineral industries -- Environmental aspects.