The Planeteers explain why it is wrong to dump waste into the oceans and its effect on the environment and wildlife. They also explain how to reduce water pollution.

Greedly lets all the oil spill into the ocean. Captain Planet helps the planeteers to stop Greedly by sucking the oil back.

Gaia, the spirit of Earth, checks in on the condition of Earth and watches all of the different types of environmental destruction that plague the planet.

Erin tells her friend about the poisoned drinking water in Hinkley, California. Her friend says that a doctor told her everything was fine, but Erin mentions that the doctor was paid for by PG&E, the company that contaminated the water.

Otto, Reggie, Twister, and Sam initiate a beach cleanup, but when they notice it has become a recurring problem, they set out to find a permanent solution.