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Some environmentalists already are proponents of urban compactness. Sierra Club’s magazine reports that in Vancouver, “Mayor Sam Sullivan’s EcoDensity program includes zoning changes to allow ‘secondary suites,’ or in-law apartments; triplexes; and narrow streets with houses that abut property lines.” Peter Calthorpe’s “walkability” has become a real estate selling point, with walkable neighborhoods able to charge premium prices.
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Stewart Brand (Whole Earth Discipline: Why Dense Cities, Nuclear Power, Transgenic Crops, Restored Wildlands, and Geoengineering Are Necessary)