Sustainability holds the promise of an exciting new approach to business - one in which business goals are aligned with social and environmental goals. Multinational corporations are recognizing that we live in an increasingly resource-constrained world, and that more accountability for corporate social and environmental impacts will accrue to them. More importantly, forward-thinking executives understand that sustainability can present new opportunities for competitive advantage - whether that is by reducing costs, minimizing risk, appealing to increasingly conscientious customers, or...