Meeting these targets will require a dramatic reduction in GHG emissions from the transportation sector that includes more ambitious limits on VMT in addition to cleaner vehicles.[22] Governor Brown and Senate President pro tem Kevin de Leon recently announced intentions to achieve a 50% reduction in petroleum use by 2030.[23] This will require continued investment in public transit, bicycling and walking, and sustainable transit oriented communities. Cap-and-trade proceeds will continue to be a centerpiece in funding these investments.