Smart grid: The industry that focuses on how electricity and information are handled from power generation, transmission, and distribution to energy storage and real-time energy management technology are successfully combined, including traditional and new energy sources, within a reliable, secure, efficient infrastructure.

Supply/distribution logistics; supply chain : The management of a vast network of suppliers spread throughout the world through sophisticated software that allows all the players to understand the supply and demand needs and status.

Surface hydrology : Branch of hydrology that studies how water moves on the surface of the earth.

Sustainable: Any sort of practice that does not take more from a source than it can regenerate in a reasonable amount of time. One way to become sustainable is the triple bottom line approach — attending to the economic and social and environmental impacts of our choices.

Sustainable manufacturing : According to the U.S. Department of Commerce, “the creation of manufactured products that use processes that are non-polluting, conserve energy and natural resources, and are economically sound and safe for employees, communities, and consumers.” The goods may have green uses, such as solar panels or green building supplies, or they may be traditional goods produced sustainably, such as toothpaste and carpet tiles.