The Spirit of Earth, Gaia, is woken from a century-long sleep at Hope Island to discover that Earth is dying because of humans' carelessness in deforestation, pollution, ...

Verminous Skumm, a mutant part-man/part-rat, takes over an abandoned coal factory to create acid rain to terrorize the people of a nearby town. Ma-Ti, after being unable ...

A mysterious dragon-like creature rampages through the jungles of Thailand, destroying croplands and terrifying the people. Gi's friend Newalk tells the Planeteers that s ...

Verminous Skumm creates a substance that, when placed in water, will mutate its drinker into a rat-resembling character who willingly serves him. The Planeteers go to sto ...

Mad scientist Dr. Blight and radioactivity-dependent mutant Duke Nukem deliver a fake bomb threat to the Planeteers through Blight's smart computer MAL, who arrive and ar ...

Zarm, an alien being, lands on Earth and gives Planeteers iron fists which greatly amplify their powers. The fists corrupt our heroes, and they nearly destroy the Earth i ...

Kwame is shocked to see greedy businessman Looten Plunder and his right-hand man Argos Bleak are poaching Africa's elephants. Wheeler considers the trip an opportunity to ...

Gi is outraged to see Hoggish Greedly using a giant drift-net to illegally fish whatever he wants from the ocean. Kwame is the only one she finds right away to get the ne ...

Dr. Blight cuts down a magical tree that contains all the powers of Nature. With this power now at her disposal, even Captain Planet may not be strong enough to stop her ...

Greedy garbageman Sly Sludge has found a get-rich-quick scheme where he rids the world of their trash by placing it on Laipuno Island - and claims he's reducing it with a ...

A boy named Jason tries to help the Planeteers fight Dr. Blight's latest creation - a Smog Blob monster. But the challenge may be too much for him to handle. ...

Gi and Ma-Ti investigate polluted areas of water, suspecting Sly Sludge is pouring garbage and sewage there, and Ma-Ti is pained from hearing many cries for help underwat ...

Looten Plunder dams off an African village's river and offers the people electricity to improve services the river once provided, and some luxuries. The Planeteers realiz ...

Duke Nukem enters a nuclear power plant with a radiation-leak while the manager is seeing reporters instead of repairing it. He breaks into the machinery and prepares to ...

Hoggish Greedly steals a factory to mass-produce horribly polluting vehicles. But the resulting smog goes so far out of control, that eventually Greedly himself has to as ...

Sly Sludge, Dr. Blight and her computer, MAL, hack into the government's computer system to falsify the Planeteers' records and clean Sly Sludge's background check as he ...

Looten Plunder, Verminous Skumm, Hoggish Greedly, and Dr. Blight team up to dump contaminants in the water-supply for many cities so they can get rich off of selling Plun ...

Sly Sludge is dumping trash on an unsuspecting town, but no one cares, which causes Kwame to lose hope in humanity, and therefore his ability to summon Captain Planet. It ...

Duke Nukem enters Antarctica with stolen factory-equipment, fridges, and ACs to cause chlorofluorocarbons (CFCs) to enlarge the hole in the ozone so he will get the radio ...

Two Middle Eastern village leaders have declared war on one another, despite their sons' friendship and pleas for peace, when an arms-dealer claims that each will attack ...

Captain Planet prevents part of a wall breaking and falling on a crowded street in an overpopulated city. Back on Hope Island, the Planeteers learn that the world is very ...

Looten Plunder, Dr. Blight, Verminous Skumm, Duke Nukem, and Sly Sludge team up to defeat the Planeteers by getting powers similar to the ones they have from their rings. ...

The Planeteers learn Commander Clash's radar station he releases Ma-Ti and Gi from was set up during the Cold War, which he doesn't know ended. He is depressed and doubts ...

Hoggish Greedly prepares to enter Dr. Blight's time pool to travel back to the 1950s where he can profit through development as much as he pleases without having to worry ...

Wheeler gets his wish to see how those who were once his fellow Planeteers are living, but discovers life really has changed for the worse without him as part of their te ...

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