Readers sound off on ethanol production, a Trump slush fund and speeding riders

Why stretch gas when we can go electric? Brooklyn: To Voicer David J. Melvin, who objects to Congress looking to increase the percentage of ethanol (which he called alcohol) allowed in gasoline: Let’s do the math on ethanol. The corn used to make it covers almost 29 million acres of land in the U.S. Ethanol requires almost 75 acres of corn to equal the energy output of one acre of solar panels. If solar panels replaced the corn on just 3.2% of those acres — the ones near existing transmission lines — we would triple our nation’s output of utility-scale…