Sustainability requirements: Mars requires suppliers to follow an environmental management system to minimize their impact, including maintaining compliance with environmental laws and permits. Suppliers are expected to control emissions, reduce waste, conserve resources, and responsibly handle hazardous materials. Mars encourages suppliers to train workers on environmental policies, assess risks, and engage with communities on land rights issues. Monitoring practices, such as emissions tracking and community feedback, are essential for continuous improvement, and suppliers are urged to document compliance.