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As a "real estate leasing company," the Port of Long Beach, Calif., does not make pollution but does own it -- in the sense that the port is ensuring that tenants and users do their part in meeting environmental standards.
Attica, N.Y., and Seattle, Wash., both have found success in accomplishing their goals using aeration powered by wind energy.
A major emissions policy targeting fossil fuel plants may be reversed, with grid reliability and legal uncertainty driving the proposed change.