What drives GHG emissions from copper production ...
Nov 24, 2016 · Here’s an example that shows emissions from diesel, electricity and grinding media for an open pit copper sulphide mine with a concentrator. The driver tree methodology can also be used to analyze and improve profitability of a copper mine, as many of the same drivers that reduce environmental impact (less energy, water and steel grinding ...
Energy and Mining: Challenges Present ... - Sustainable Copper
These factors all suggest that mining is likely to become even more energy intensive. This will make it challenging to reduce energy intensity and the associated GHG emissions. With this understanding in mind, Teck is developing goals around the design of new projects to ensure that it is continually evaluating best practices for future operations.
Energy cost of mining bitcoin more than twice that of ...
Nov 05, 2018 · The amount of energy required to “mine” one dollar’s worth of bitcoin is more than twice that required to mine the same value of copper, gold or platinum, according to a new stone ...
Energy and environmental implications of copper production ...
Primary copper production is one of the most important sources of energy-generated CO 2 emissions; in Chile, fuel consumption at plants and at utilities that supply electricity to copper mining is responsible for 21% of the emissions of this gas arising from stationary energy consumers .
12.3 Primary Copper Smelting
the cathode. As the copper anode dissolves, metallic impurities precipitate and form a sludge. Cathode copper, 99.95 to 99.96 percent pure, is then cast into bars, ingots, or slabs. 12.3.3 Emissions And Controls Emissions from primary copper smelters are principally particulate matter and sulfur oxides (SOx). Emissions are generated from the ...
Mining for emissions reductions? Strike while the earth is ...
Aug 30, 2018 · Mining companies will play a critical role in the energy transition, providing the raw materials needed to grow these nascent industries. Metals that likely will be needed for the low-carbon transition include copper, silver, aluminum (bauxite), nickel, zinc, neodymium and indium.
Chilean Copper Commission Research and Policy Planning ...
GHG emissions in copper mining operations served by the SING power grid grew faster (50%) than energy consumption (23.5%), mostly due to a 37 percent increase in unit emissions …
U.S. Mining Industry Energy Bandwidth Study
2 emissions factor for the mining industry ... coal, copper, gold, iron, limestone, and silica. Mining these materials consumes significant ... This mining industry energy bandwidth analysis was conducted to assist the Industrial Technologies Program’s (ITP) Mining subprogram, an …
Mining | Department of Energy
Manufacturing Energy and Carbon Footprints provide a mapping of energy use, energy loss, and carbon emissions for selected industry sectors. Mining Industry Energy Bandwidth Study (2007) Documents for historical reference. Water Use in the Industries of the Future: Mining Industry, July 2003. Exploration and Mining Roadmap (2002)
Toxic Air Pollution from Copper Smelters Challenged ...
Oct 10, 2003 · The Environmental Protection Agency (EPA) is failing to protect communities and the environment from toxic air pollution emitted by copper smelters, environmental groups argued today. The U.S. Court of Appeals for the District of Columbia heard oral arguments in a case (Docket # 02-1253) challenging EPAs inadequate regulations for controlling toxic air emissions from primary copper …
Copper and Carbon - Copper’s Contributions Towards ...
Copper and Carbon Copper’s Contributions Towards Reducing Greenhouse Gas Emissions. Increasing the cross section of wires and cables, overhead railway lines, and motor and transformer windings can significantly increase electrical energy efficiency.
Almost a quarter of Antofagasta’s energy ... - mining.com
Nov 02, 2018 · The Zaldívar copper mine in Chile, a joint venture between Antofagasta and Barrick, will be able to replace greenhouse gas emissions equivalent to 350,000 tonnes per year, or about 87,000 ...
100% Clean Energy Copper Mine | International Copper ...
Jul 23, 2018 · Chile’s Zaldívar copper mine is the country’s first mine to operate with 100 percent renewable electricity. The mine, a joint venture between Antofagasta and Barrick, recently signed a contract for electricity sourced from hydro, solar, or wind sources for …
Energy and greenhouse gas impacts of mining and mineral ...
Life cycle assessments of the mining and mineral processing of iron ore, bauxite and copper concentrate were carried out, focussing on embodied energy and greenhouse gas emissions. The results showed that loading and hauling make the largest contributions to the total greenhouse gas emissions for the mining and processing of iron ore and bauxite.
Chapter 8 Environmental Aspects of Copper Production
the 1980 Copper Strike, ”Journal of Air Pollution Control, vol. 33,. though fossil-fueled electric powerplants are the major source of S0 2 emissions in the United States, smelters contribute significantly to total emissions in the sparsely popuIated copper-pro-ducing areas of the West (see table 8-l). Fugitive emissions from furnaces and ...
Sources Of Copper Air Emissions - EPA
United States Environmental Protection Agency Air and Energy Engineering Research Laboratory Research Triangle Park NC 27711 Research and Development EPA/600/S2-85/046 June 1985 &ERA Project Summary Sources of Copper Air Emissions George E. Weant A study was conducted to update estimates of atmospheric emissions of copper and copper compounds in the U.S. Source …
RENEWABLE ENERGY IN THE AUSTRALIAN MINING SECTOR …
Renewable energy in the Australian mining sector 7 Electricity derived from fossil fuels is coming under increased pressure from economic, environmental, political, and social factors. 2.1 Price volatility Fossil fuel price volatility has a significant impact on mining viability but is outside the control of most mining …