Glossary
101. Surface-water quality deterioration
monitoring results indicate a deterioration of surface water quality off-site, because of the operation’s activities, during the reporting period.
102. Surface-water quality monitored
a surface-water quality monitoring programme to monitor water quality at all the required surface water-quality monitoring sites. Required sites are those identified for monitoring by legal permit requirements or by the site EMS.
103. Tailings
that portion of the ore from which most of the valuable material has been removed by concentrating, and which is therefore low in value and rejected.
104. TB
tuberculosis.
105. Tonne
metric ton, equal to 1 000 kg, unless otherwise defined.
106. Total energy used
energy from electricity purchased, plus energy from fossil fuels consumed.
107. UNEP-WCMC
United Nations Environment Programme–World Conservation Monitoring Centre.
108. VCT
voluntary counselling and testing.
109. Water used for primary activities
total new or make- up water entering the operation and used for the operation’s primary activities. This definition includes mine de-watering water used for primary activities, but excludes internally recycled water and mine de- watering water discharged to surface and not used for any primary activities (it may be discharged or evaporated, but these are not primary activities).
110. WBCSD
World Business Council for Sustainable Development.