Herald Tribune: Florida’s clean energy future is on the line today as Gov. Charlie Crist’s push to make the state a leader in the rapidly growing renewable energy industry comes down to the final hours of the regular legislative session. Crist’s plan, which would require electric companies to produce 20 percent of their energy from alternative sources like wind and solar by 2020, passed the Florida Senate on Thursday by a vote of 37-1. But it has yet to get even a hearing in the House of …