During the World Economic Forum in Davos January 23, Corporate Knights released rankings finding that Umicore, a Brussels-based materials technology and recycling company, is the most sustainable company in the world. The report, Global 100 Most Sustainable Corporations in the World, measures energy use, GHG emissions, waster use, waste produced, leadership diversity, and employee turnover. The United States and Canada had the most companies on the list, with 10 each.