Simplify the following text for a Grade 11 native English-speaking person.
Original: Captain Planet and the Planeteers is an American animated environmentalist television program , based on an idea by Ted Turner and produced by Andy Heyward , Robby London , Barbara Pyle and Nicholas Boxer .
Simplified: Captain Planet and the Planeteers is an American animated environmentalist television program , based on an idea by Ted Turner and Robert Larkin III . The show was produced by Andy Heyward , Robby London , Barbara Pyle and Nicholas Boxer .