Des Moines Register: Iowa seems to have become a state of extremes.
Last year, record early warmth prompted fruit blossoming in March and corn planting in early April, only to be severely challenged by late freezes and widespread drought. This year, a cold start to the planting season, followed by the wettest spring on record, has delayed planting and produced widespread soil erosion from extreme rainfall.
Last year along the Mississippi River, low water brought barge traffic to a standstill. This year, barges...