The company, part of China's Zijin Mining, said it planned to boost output of copper concentrate by 38.91% to 74,010 tonnes this year.

With a 27-year life, the project would involve 20 years of mining and seven years of stockpile processing at a 120,000 t/d flotation concentrator.

The estimate brings five new deposits at the project in western Turkey into resources.

Last week BMW, Volvo Group, Samsung SDI and Google signed on to a World Wildlife Fund call for a moratorium on the practice.

The Swedish firm had previously forecast a negative effect of 200 million crowns

Construction of the 260MW Punta Lomitas wind park is expected to begin in the second half of 2021.

Years of neglecting its critical metal supplies is catching up with the United States, as demand for the raw materials needed to build a new green economy that rejects fossil fuels gears up.