Utility to try to switch coal power plant to wood

PHOENIX (AP) — Arizona’s largest electricity utility plans to test whether a coal-fired plant can instead be fueled by wood chips from pine trees, a conversion that could keep part of the plant open and save jobs of some its workers.
The Arizona Republic reports forest thinning that would produce the biomass for Arizona Public Service Co.’s Cholla Power Plant near Holbrook also would reduce the threat of destructive wildfires.
One of the plant’s four units is already clos