Sinking large: BHP’s carbon blessing
Background reading:
• When Samantha Langley (https://www.afr.com/companies/manufacturing/tech-zero-episode-3-the-sludge-that-could-save-bhp-s-carbon-footprint-20220620-p5av3x) realised that the tailings dam at BHP’s Nickel West mine could be a carbon sink, she could not have imagined it potentially offsetting all the company’s mining operations.
• The Clean Energy Regulator is considering making mine wastes (https://www.afr.com/companies/mining/carbon-credits-for-mine-wastes-on-the-agenda-as-bhp-plots-big-sink-20220621-p5avfs) eligible for carbon credits as BHP says one dam could offset its iron ore and nickel mines.
For more on the episode, visit the Tech Zero site (https://www.afr.com/podcast/tech-zero) on afr.com. AFR subscribers can also sign up for the weekly Carbon Challenge (https://login.myfairfax.com.au/signup_newsletter/10164?channel_key=9ME3ACTT4ZYY1fEMfvR2EA&callback_uri=https://www.afr.com) newsletter.
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