A former chief economist at BHP has issued a stark warning that voluntary climate commitments from major miners are insufficient to drive genuine change, highlighting the need for governments to step in with tougher regulations. Dr Huw McKay's comments come as internal documents have exposed the inconsistencies between BHP's public stance on emissions reductions and its actual practices.
The revelations, published by Guardian Australia and the ABC, show that despite claims of a shift towards renewable energy, BHP has continued to invest in diesel vehicles and postponed significant green projects. This has raised concerns among experts about the pace of decarbonisation and its implications for national climate targets.
Dr McKay, now a visiting fellow at the Australian National University's Crawford School of Public Policy, believes that a carbon price is the most effective mechanism to drive change. He argues that embedding such an obligation into investment processes would lead to faster action on climate change, and that this approach is essential for industries with hard-to-abate emissions like mining.
BHP has already achieved its target of reducing emissions by 30% below 2020 levels by 2030, but its more ambitious net-zero goal requires significant reductions from its core activities. This includes transitioning away from diesel fleets and transforming gas and diesel-powered electricity grids.
Dr McKay's comments have implications for the UK's resource sector and climate ambitions. The UK Government has set strict net-zero targets, and the debate around effective policy instruments like carbon pricing to drive industrial decarbonisation is ongoing. While the UK operates an Emissions Trading Scheme (ETS), discussions about its scope and stringency continue as the nation strives to meet its environmental commitments.
This global challenge of decarbonising heavy industry has significant implications for the UK, where policies could influence the cost of goods produced by resource-intensive industries. This in turn may impact consumer prices and investment in green technologies within the country.