Yale Environment 360: The last-minute tax deal brokered by U.S. lawmakers to avert the so-called fiscal cliff included a one-year extension of the wind energy tax credit, a subsidy that industry officials say is critical for the growth of the wind energy sector. The bill, which now awaits President Obamas signature, preserves the 2.2-cents-per-kilowatt-hour credit for all wind energy projects that begin construction in 2013, allowing projects that are not completed until 2014 to qualify, as well. While the wind energy...