Research Article

Impact of ISO 14001 Environmental Management System on Key Environmental Performance Indicators of Selected Gold Mining Companies in Ghana

Table 4

Energy consumption trend for AGA from 2006–2009.

YearTotal energy consumption (TJ)Ounces of gold produced (Oz)Energy consumption (GJ/Oz)

2006 1,892387,000 4.89
2007 2,411360,000 6.70
2008 2,017357,000 5.65
2009 1,620381,000 4.25