âProblematicâ: Macquarieâs green push questioned due to fracking investments Weâre sorry, this service is currently unavailable. Please try again later. Dismiss Save Normal text size Advertisement Macquarie Groupâs ambitious climate commitments and green credentials have been called into question amid revelations the banking giant controls investments in at least 50 companies engaged in the controversial oil and gas extraction technique known as fracking. The dominant Australian investment bank last week outlined plans to increase investments in green technologies such as electric transport and hydrogen power and also committed to net zero emissions across its investment portfolios by 2050. Macquarie boss Shemara Wikramanayake. Macquarie is a leader on the green financing push, investing $60 billion in renewables since 2010, but it has also made no secret of its commitment to the oil and gas sector.