The Berenstain bears don't pollute (anymore)

Stanley Melvin Berenstain (September 29, 1923 – November 26, 2005) and Janice Marian Berenstain (née Grant; July 26, 1923 – February 24, 2012) were American writers and illustrators best known for creating the children's book series The Berenstain Bears. Both Stan and Jan were born and raised in Philadelphia, Pennsylvania. Jan attended Radnor High School in Radnor, Pennsylvania. Stan was Jewish and Jan was an Episcopalian. They were married for 59 years until Stan's death in 2005.