Reuters: The U.S. Senate is scheduled to vote next week, possibly as early as Tuesday, on legislation that would extend tax breaks for renewable energy production and energy-efficiency measures. Negotiators hammered out the extensive tax package to continue investment credits for solar, wind, and geothermal energy. It also creates a new tax credit for purchasers of plug-in hybrid vehicles. Under the bill, the tax credit for producing electricity from wind would be extended for one year …