SMYRNA – The Colorscape Chenango Plein Aire Painters of Central New York have begun their fourth season of painting. What is Plein Aire? It’s a French expression which means “in the open air,” and is particularly used to describe the act of painting outdoors. Plein Aire painting sessions will take place every Thursday from 10 a.m. to 1 p.m. The public is welcome to attend.