How can big data be used to make cities more efficient? What are two problems coastal megacities must solve? Why is financial investment in both rural areas and cities so important in a move to...

How can big data be used to make cities more efficient? What are two problems coastal megacities must solve? Why is financial investment in both rural areas and cities so important in a move to sustainability? What is the Sustainable Communities Program? What is the C40 Cities Climate Leadership Group? What are some stewardship virtues, and what role could they play in fostering sustainability? What are five levels at which people can participate in working toward a sustainable future?