Farnsworth says "Ooh, the Jedis are going to feel this one..." a reference to the Jedi from Star Wars. In addition, Dr. Zoidberg says "It's a trap" earlier in the episode, a possible reference to Admiral Ackbar in Return of the Jedi.
The two books that Al Gore has written are Entitiled "Earth In the Balance" and "Harry Potter and the Balance of Earth." Harry Potter is a series of books created by J.K. Rowling.
The song that plays whilst the robots are travelling to the Islands is "Get Down Tonight" by KC and the Sunshine Band.
The song that plays when the robots are dancing at the end is "Hot Hot Hot" by Arrow.
When Bender is hiding in his chest, Leela asks if he would come out for a Bender Snack. This is a reference to Scooby-doo.
This is the first episode that Hedonismbot appears in and the only one where he has square pupils like all other robots.
A clip from this episode was used in Al Gore's film "An Inconvenient Truth"