By Diane Caldwell, The New York Times.
After months of taking a beating in the markets, renewable energy companies suddenly seemed to be on firmer footing this week, as lawmakers proposed extending important tax credits in exchange for lifting the decades-old ban on exporting American crude oil.
But even as renewable energy stocks rallied — SolarCity’s shares surged more than 40 percent — and advocates and executives cheered, some sectors of the industry appeared to benefit more than others.
The solar and wind industries got much of what they wanted, energy specialists said, while some technologies, like fuel cell storage and geothermal, were largely left off the table. Biofuels were somewhere in the middle.