Frustrated with electric bills, Homer decides to take his house off the power grid and generate power using wind energy. He quickly finds issues with its reliability.

There are many benefits to using renewable energy resources, but what is it exactly? From solar to wind, find out more about alternative energy, the fastest-growing source of energy in the world, and how we can use it to combat climate change.

Dusty performs his crop dusting duties with Leadbottom. He expresses his interest in becoming a racer and mentions specific traits that would make him competitive. Meanwhile, Chug prepares fuel for Sparky and talks to him about the new types of fuel that are in the market. He speculates future types of fuel that will be introduced and expresses his preference for traditional corn fuel.

How does nuclear energy work? Is radiation a risk? Find out the difference between nuclear fission and fusion, how uranium fuels the process, and the pros and cons of this alternative energy source.

Bill Nye explains how solar energy and solar panels work. He also quantifies the environmental benefits of using solar energy over fossil fuels.