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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.
Solar power is cleaner than fossil fuels, but its environmental costs need smarter, safer solutions.
