This week's episode recap:

Above is the third portion of the episide. In The Big Clam Up, Part I, the Planeteers need to solve a toxic mystery. People in San Francisco are somehow being poisoned by pollution. The Planeteers put their detective skills to the test, but what happens when their sleuthing puts their lives at stake?

Watch the entire episode!

Watch other segments:

 Watch The Big Clam Up, Part 1

 Watch The Big Clam Up, Part 2

 Watch The Big Clam Up, Part 4

Take the The Big Clam Up quiz!


"Captain Planet" is an animated series created by Ted Turner in the 1990s. is the primary source for "Captain Planet" episodes on the Web. 

Captain Planet is a superhero whose powers are implemented by a team of five Planeteers (as well as himself), each of whom helps combat environmental catastrophes like pollution, animal poaching, water scarcity and more. Each episode of "Captain Planet" involves the captain and his planeteers tackling different dilemmas and nefarious eco-villains.

Numerous celebrities contributed voice work to the show, including Meg Ryan, Jeff Goldblum, Whoopi Goldberg and many others. You can watch all the Captain Planet episodes on MNN  and you can learn more about the series by going behind the scenes with the creators and major players.