"TREES ARE VERY NICE," SAYS JANICE MAY UDRY IN HER FIRST BOOK FOR CHILDREN. SHE GOES ON TO EXPLAIN THAT EVEN ONE TREE IS NICE, IF IT IS THE ONLY ONE YOU HAPPEN TO HAVE.SOME OF THE REASONS WHY TREES ARE SO GOOD TO HAVE AROUND ARE FUNNY. SOME ARE INDISPUTABLE FACTS. BUT IN ALL...