Researchers use niobium and tantalum as tracers to analyze magmas from four volcanoes and investigate their carbon dioxide emissions.

The company’s 20-year-old presence in the stock draws to a close, as part of a plan to simplify its corporate structure.

2021 saw a surge in new electrodeposited copper foil manufacturing capacity – just one use leading to a 5-fold increase in copper demand from EVs over the next decade.

One of the world's biggest copper and silver producers, the company employs more than 18,500.

It saw 2021 production jump by 29% to 32.3 million carats, as the miner boosted output to meet recovering demand.

It expects to produce between 680,000 and 760,000 tonnes in 2022, as the giant copper mine in Peru begins operations mid-year.

The companies have partnered up to extract cobalt, lithium carbonate and nickel hydroxide from recycled battery materials.

The fossil fuel plays a vital role in helping to keep the lights on in Europe this winter even as prices are jumping and lawmakers are doing their best to kill off one of the dirtiest power-plant fuels.