Brands need suppliers and consumers to rapidly decarbonise to hit 2030 sustainability targets. While marketing alone can’t solve a looming existential crisis, there are practical steps that brands, retailers and their supply chains can take now, starting with supply chain mandates, product and packaging, ecom deliveries and returns, and giving consumers carbon choices. Telstra CMO Jeremy Nicholas, Microsoft Australia Chief Sustainability Officer Brett Shoemaker and Gloster Advisory principal Sunita Gloster unpacked how marketing can start to move the needle at the Mi3-LinkedIn B2B Next conference.