A union at Teck Resources’ Quebrada Blanca copper mine on Wednesday rejected a contract offer from the Canadian miner, increasing the likelihood of a strike.
Wind turbines in the United States have grown in both average height and capacity over the past decade, according to data on utility-scale electricity generators collected by EIA
China's smelters and international miners have not agreed to terms for next year's treatment and refining charges, likely prolonging negotiations into 2018.
