 Reducing indoor humidity with houseplants. That's our topic on the Dog Days of Summer edition of the Old Farmer's Almanac Radio Report. With more practical tips and useful advice, this is the Old Farmer's Almanac Radio Report for Tuesday, July 16th, the 198th day of the year. Comedian Will Ferrell has a birthday and J.D. Salinger published his novel, The Catcher in the Rye, on this day in 1951.