Peter Milne

Alcoa has made last minute changes to its planned expansion of mining in WA's jarrah forest and wants to reenter a previously mined area, potentially triggering a new major federal environmental assessment.

The WA environment minister wanted to tackle bureaucrats "at the desk doing the same thing for 15 years, telling people why something can't be done."

Australia's largest export has a problem - its low grade and high impurities make it unsuitable for producing low emissions iron and steel with current technology

Concerns about possible damage to adjacent World Heritage-listed rock art from the plant's emissions did not sway environment minister Reece Whitby.

The US firm is cleaning up caustic liquid from a power loss and working to restore full production at its largest alumina refinery.

Australia's largest ironmaking electric smelting furnace will test technology that could secure the future of Australia's largest export.

The ten-year forecast stops short of when gas could become very scarce and expensive in Australia's most gas-dependent state.

The Japanese energy giant is cherry-picking data to justify its gas growth plans. ANALYSIS

A struggling deal between two companies will determine if an unused oil platform off the WA coast is used for carbon storage or needs to be decommissioned.

Woodside will buy Chevron's one-sixth stake in the North West Shelf project and relinquish its stake in the Wheatstone LNG project to the US major.