Preservation of open space key to new development in Carlsbad, Calif.

The Reserve, a 635-unit housing community on 156 acres in Carlsbad, Calif., will have more than half of its land designated as open space. Presidio and Cornerstone Communities is building the development on a former rock quarry.

“Every new project that’s being built anywhere is required to have a certain amount of open space,” the company’s co-principal says. “You don’t want a community that is really impacted by high density—you want open corridors and open spaces and walking trails.”

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