National Wildlife Federation

The Muppets have appeared in PSAs (Public Service Announcements) for the National Wildlife Federation.

• 1985 - Kermit and Fozzie are fishing in a river when Fozzie catches a boot. Kermit explains that littering is something that most people just don't think about.

• 1987 - Reporter Kermit presents some experts on clean air: Mount Rushmore. They stress that it's even tough to see air pollution from up where they are. Spoofing their first appearance in Sex and Violence, George Washington doesn't get it.

• 1989 - Miss Piggy runs through a checklist of things to do to save energy with some penguins, rats and Bessie the cow. Kermit asks what they can do to help the environment; Piggy turns off the lights and begins to smooch with her frog.

• 1990 - Bill, Gil and Jill struggle to come up with a slogan for Earth Day. Eventually, after making a mess in the office, Robin makes a suggestion: "Let's make it earth day every day."

1985

1987

1989