Duane Arnold Solar Project to be complete by the end of the year

PALO — Amid cornfields north of Palo, some parcels are planted with another “crop” — posts that will support thousands of solar panels. The Duane Arnold Solar Project is taking shape as about 250 workers a day install solar panels on about 240 acres of an 800-acre site. “There are workers on site and some traffic in the area, but our crews have been very cautious about that to limit disruptions to the local community,” said Morgan Hawk, spokesman for Alliant Energy, which will own the 200-megawatt site when complete....