For the mining industry, efforts to achieve sustainability are moving from local to global. In the past, mining companies focused sustainability initiatives more on their social license to operate — treating workers fairly and operating safe and healthy facilities. However, concerns over climate change have put mining operations and supply chains in the global spotlight, leading to various carbon-neutral promises by mining companies in recent months. Heading in this direction is Vale, a global mining company and the world’s largest iron ore and nickel producer. It is a publicly traded…