The city of 1.3 million set laudable and legally binding sustainability goals in December. But making the Climate Action Plan a reality is a completely different challenge. When San Diego passed a far-reaching Climate Action Plan last December, there was real reason to celebrate. The nation?s eighth-largest city, a poster child for Southern California suburbia, had passed a far-reaching, progressive environmental policy (with a Republican mayor in charge) that not only advocated for important goals, such as slashing carbon emissions in half by 2035, but made them legally binding. It was a bound promise suggesting a level of civic engagement and vision that would make the city a trailblazer for others, hitting benchmarks that perhaps have never been hit by any other city. 
More than half a year later, that vision is not only undefined, but leadership is also sorely lacking, according to environmentalists and urban planners.  Critics argue that Mayor Kevin Faulconer should take advantage of the bully pulpit of his office to convey a solid vision of how can and will transform itself for a greener future. 
"He needs to be actively saying this is a cultural shift that we need to be making together, and we haven?t seen that yet," says Nicole Capretz, Executive Director of the Climate Action Campaign, a local environmental group. "We haven?t given up, and we?re still working with him, but that leadership hasn?t materialized yet.&quo...