this shifts the emphasis from reducing the number of cars to reducing the amount of pollution, which was the supposed goal of Regulation 15. Recommendations which called for the elimination of Regulation 15 included shifting the burden from employers to commuters themselves, and focusing on emission controls rather than on simple trip reduction. Certainly large companies investing considerable resources in meeting Regulation 15 had strong incentive to work for its removal (Lane 240).
Critics have long held that the problem with trying to legislate car pooling or the use of public transportation in Southern California is that the geography prevents effective use of either. Robert Cervero and Roger Gorham conducted a study to determine how so-called "transit" neighborhoods and "auto" neighborhoods affect the rate of auto usage. Their study concluded that in Southern California, neighborhood design has far less effect on auto usage than the region's overall layout
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