Ethanol-powered jets stall over pipeline and tax credit challenges

To the renewable fuels industry, failure to gain approval of the pipelines could jeopardize a giant new aviation-fuel market they believe would continue decades into the future, even as electric vehicles gradually replace gas-powered cars and traditional vehicles get more efficient.

Some day, the passenger jets that soar 35,000 feet (10.6 kilometers) over Dan McLean’s North Dakota farm could be fueled by corn grown on his land and millions of other acres across the Midwest.