Energy: A National Issue (stylized as ENERGY: a national issue) is a 1977 American animated educational film starring The Flintstones, narrated by Charlton Heston and produced by Hanna-Barbera Productions for the Center for Strategic and International Studies, Georgetown University. It was produced in 1976 and was also the final Flintstones production to feature Alan Reed as the voice of Fred Flintstone before his death in 1977. The film was distributed to schools in 16 mm format and broadcast as a syndicated television special on November 22, 1977.
The film follows Fred and Wilma Flintstone along with Dino through the history of energy sources. As Fred and Wilma discover many facts about energy and the economy, viewers realize they must use our energy sources more efficiently to buy time to solve the problem. The film uses animation, art, and graphics to dramatize the role energy has played in our lives and outline future energy requirements.