Transportation

The Chart That Toppled San Diego's Long-Term Transportation Plan

And could strengthen climate policies in California cities for years to come.
Charles Nadeau / Flickr

Late last month, a California appeals court upheld an earlier decision that undermined San Diego's massive, $214 billion plan for regional mobility through the year 2050. The ruling is expected to be appealed, but if it holds, the metro area's entire highway and transit network might be transformed as a result. And as if that weren't enough, the precedent would also strengthen climate policy in California cities for years to come.

It's a big case. It's also a very complicated one, with lots of environmental, legal, and transportation-related ins, outs, and what-have-yous. Fortunately, the gist can be boiled down into this one rather ordinary-looking chart: