The spirit of the Earth, Gaia, summons five teenagers to join her in battling ecological destruction and pollution. Their first fight is to keep Hoggish Greedly's oil rig from destroying a coastline.

The team explores the Outback, and the scientists who are experimenting with lifeforms that thrive on deadly levels of UV radiation.

The Planeteers discover Dr. Blight has been experimenting with puppies at a dog pound she's secretly running. Unsuspecting people, including Wheeler's young cousin are adopting unhealthy dogs and it's up to Captain Planet and the Planeteers to put a stop to Blight.

The Planeteers are climbing Mount Everest in the Himalayas when they follow a snow leopard and fall into a cavern where they encounter a Yetti among 12 extinct or endangered animals, all of whom can speak, and begin to judge not only the Planeteers, but the entire human race. They go back from the Ice Age and various other time periods where the animals were either hunted or had their habitats destroyed by humans resulting in their extinction or becoming endangered. This episode is used to educate both of the past, present, and future for the viewers it explains how we can have everything one day and lose everything later.

Strange accidents on a film set point to Dr. Blight's starlet sister Bambi.

An aggressive and sneaky Earth spirit named Zarm tricks the teens into disobeying Gaia, sparking a dangerous game that threatens to lead to nuclear war.

Skumm and his rat pack threaten to destroy a city with acid rain.

Sludge solves the world's trash problem by dumping everything into a volcano, which then erupts.

Blight's experimental plant turns violent, threatening an entire village.

Blight gains powers from the "Tree of Life" and threatens to use her new strength to destroy the redwood forest.

Greedly and Rigger plot to empty the oceans of fish.

Gaia is transformed into a homeless person through Blight's experiments, but if she's not back on Hope Island by sunrise, the Earth will lose its spirit.

While visiting India to do research on pollution in the sacred Ganges River, the Planeteers and thousands of others come down with a mysterious illness. Only Wheeler, who has been off exploring the city on his own, is not sick. However, when he starts receiving mystical visions from the Hindu gods, Hanuman and Ganesha, his newfound friend Lita wonders how well he really is.

A dumping operation threatens an underwater city.

Captain Planet is held hostage by Nukem, Blight and MAL.

When Captain Planet & the Planeteers save a ship from a storm, Senor Cisnernos offers the Planeteers a free vacation at his South American hotel. One of the employees mistakes Ma-Ti as a local riff-raff. But Ma-Ti decides to take a walk away from the good life. When a gang destroys a local restaurant, Captain Planet arrives & puts out the fire riding a surfboard!

Using her latest time travel device, Dr. Blight returns from 20 years in the future back to the present to warn HERSELF that the world has become... peaceloving! In a last ditch attempt to restart the Cold War, the two Blights hijack a load of plutonium from dismantled warheads and escape back into the past to sell nuclear bombs to the highest bidder.

Skumm steals a sacred Indian relic, infuriating Ma-ti.

A single birthday kiss leads Wheeler to marriage, a pack of children and a clear-cut Hope Island.

The Planeteers are drawn into a controversial battle between loggers and fishermen.

Blight kidnaps the benefactor of a smog-reducing railway system.

As part of a traditional quest, one of Ma-ti's Native American friends ventures into the desert to tame a wild horse. Ma-ti, accompaning him, set out, only to be captured by Hoggish Greedly, who has illegally crossed onto Indian land to round up the wild horses for slaughter

The Planeteers fight off poachers to save an infant orangutan and it's mother.

A scientist invites the Planeteers to participate in a new eco-experiment, but they all soon fall victim to another scientist - Dr. Blight, who makes one minor change to the experiment - they can't get out!

Plunder dams an African river, leaving the locals without the food or water the waterway provided.

Greedly and Rigger strip-mine Thailand for rubies.

It's twenty years in the future, and the Eco-villains are older, but certainly none the wiser. What's worse, they're all running for president, and they've kidnapped the future Planeteers so nothing can be done about it! Will anyone be able to stop the Eco-villains from turning the White House into the Blight House?!?

The Planeteers head South to meet their pal Milton who plans to show them all he's doing to preserve the endangered Mississippi River. But Ma-ti doesn't want a guided tour. He has delusions of experiencing the Mississippi like Huck Finn and Tom Sawyer did in the old days.

Skumm peddles a polluted drink that turns consumers into rodent zombies.

Engines are revving up for a giant speedboat race through the Florida waterways. Unfortunately, the race threatens the endangered manatees who live in these backwaters. As usual, the Planeteers try putting to stop the eco-catastrophe. Only, this time they get some unlikely help from Wheeler's favorite TV stars, Danny Dazzleduff and Belinda Bubblebutt from Babe Watch, when they discover that Hoggish Greedly is behind a plan to get rid of the manatees.

The Planeteers fight to save the African elephants from extinction as Looten Plunder tries to corner the market in ivory.

Traveling through the lush, African Okavanga Delta on a documentary film-making expedition, the Planeteers come across a makeshift dam, and pipelines which are diverting the life-giving water away from the delta, leaving it a parched desert. In their ultralight planes, the Planeteers and their friend Rick search for the culprits. But when they are shot down by the Eco-villains, it could mean the end of the line for our heroes!

Responding to a court order, the Planeteers have only days to collect evidence which proves that Looten Plunder is illegally clearcutting one of our last old growth forests.

Zarm bets Gaia that she can't prove humans are naturally good.

An alien (named Collectore) with good intentions abducts the Planeteers, convinced that the Planet Earth is doomed and decides to collect human specimens and include them in his menegerie of assorted alien life forms. The Planeteers must convince the Alien that Earth can be saved before Dr. Blight and Hoggish Greedly can destroy a forest, permanently eliminating the tiger population....

Venice's population is relocating due to its pollution and smog affecting the land and structures - but also because of a large mutated group of rats whose bites sicken their victims. The Planeteers arrive and meet a pathologist, Resa, attempting to find a cure for the disease they cause that her young relative Pietre is suffering, and learn through clues that Verminous Skumm is behind it. But it isn't until Ma-Ti is bitten, and badly suffers, that they learn that Skumm is doing it through a substance placed in processed cheese that causes the rats and whoever they attack to become infected by contaminated canal-water. Now they have to find a cure for the worsening patients and stop the rats from terrorizing the populace with the contamination they thrive on.

While the Planeteers learn about organic farming, Plunder exploits Joe, a man who cannot read, by tricking him into signing a contract allowing the distribution of pesticides on a farm that he manages.

Pete, a dirt bike enthusiast, tags along with Hoggish Greedly and Rigger, until Ma-Ti and desert guide Joshua Stone show him how alive the "barren" desert really is. They must get ahead of Greedly's ORV race to save the desert from being destroyed.

During an earthquake, a blow to his head leaves Wheeler lost from the others and suffering from amnesia. He finds himself literally in the shoes of a homeless man, and learns that the only difference between them is a simple twist of fate. A bang to the head restores Wheeler's memory, and he helps summon Captain Planet to rescue Teresa from a slum fire. Teresa and some shantytown residents decide to return to the countryside to pool their skills and make life better there.

The Planeteers argue what to do. Either go to Africa & save the animals or go to North America to save a rainforest. Gaia tells them that's there's an emergency at Commander Clash's island. And also that Looten Plunder's up to no good as well.vAt the island, Captain Pollution returns to fight Captain Planet causing destruction around the world. Meanwhile, the Planeteers try to stop Plunder, but Plunder puts them in a trap inside the cave with no way out.

Nukem decimates the ozone layer so he can feast on ultra-violet rays.

On the island of Mogahl, Looten Plunder and Dr. Blight have teamed up, and Blight's new cloning device will be used to clone workers for Plunder's flamethrower factory. They test it on the first living subject they find - a locust. But before they can capture the other one to test for side effects, it gets away. While searching for it, they come across Vico, a boy of a local village. He becomes the source for cloning workers for the factory. He becomes out of control with cloning when his appetite goes on a rampage, and threatens to wipe out the island. Now, the Planeteers (with the help of Captain Planet) must reverse the effects of the cloning ray, and also stop the locust(s) that have been cloned.

The Planeteers are saved from crashing by a solar beam, created by Dr. Pollo. He and his daughter live on an island, creating new and innovative ways to use solar power. Kwame falls in love with his daughter, while also becoming suspicious of their lab assistant, who turns out to be Leadsuit, sidekick to Duke Nukem. Nukem's plan is to turn their solar convertor box into a nuclear device, so he can feed on the nuclear energy generated by the beam that saved the Planeteers earlier. The Planeteers and Captain Planet stop Nukem in his tracks, but shocks from the nuclear energy erases Dr. Pollo's memory, prompting him to set out to rediscover his inventions.

Gi and Linka are livid when Wheeler belittles their favorite rock singer, but it looks as though Wheeler may be right after they come upon a land-ravaging, strip-mining operation run by Hoggish Greedly, but bankrolled by none other than their idol - Sky Runner! Stunned, they confront the star, who turns out to be innocent, but they still have to stop Greedly before the small mining town is destroyed.

When air pollution suddenly skyrockets in an Australian city with one of the best mass transit systems in the world, Gaia is suspicious. The Planeteers investigate and find out Looten Plunder and Argos Bleak are behind the problem. They are making it look like the transit line is haunted so that they can profit from massive freeway system and auto-related businesses. Thanks to teamwork Captain Planet and the Planeteers get things "back on track"

The Planeteers return to Kwame's homeland, Africa, to investigate strange happenings with cattle that was reported by his long-time friend and brother figure, Dr. Mabutu. Little do they know, Dr. Blight is there, scheming to convince a tribe leader (also a friend of Mabutu) to allow the injection of a serum that turns bulls into super steers in order to resolve their meat supply woes. Not only does this threaten the condition of the land, via excessive grazing, but the serum causes awkward side effects, which eventually does wear off. The Planeteers, with a hand from Captain Planet, manage to rid the land of Blight and MAL.

In this story, we supposedly learn of Captain Planet's REAL first adventure... Gaia recounts how Hoggish Greedly's "Godfather" grandpa, Don Porkaloin, built Decco developments too close to the oceans threatning the sea-life. What shocks the Planeteers is that Gaia reveals she brought forth eco-warriors - 1940s counterparts of the present day Planeteers - to stop Don Porkalion. These Planeteers could also summon Captain Planet, who went about de-constructing Porkaloin's deccos. The Planeteers are left confused about whether or not Gaia's story was real, totally missing the point about building too close to the water.

Verminous Skumm brainwashes a high school into thinking that AIDS is contagious & dangerous. The Planeteers help out a star basketball player who is accused of having the disease. Captain Planet makes a speech to the crowd about AIDS awareness.

Dr. Blight uses her latest and most devious device to zap herself into Gaia's body and literally control the world. While Gaia-Blight wreaks havoc on Earth, the real Gaia, who has been transported into Blight's body, must convince the Planeteers to help her regain her own body and put a stop to the global destruction.

In the Florida Keys, Ma-Ti has a brush with what he thinks is a giant man eating shark, though Gi reveals that it is a harmless Basking Shark. When a local overhears and misinterprets their conversation, panic spreads throughout the resort town, whose mayor then hires Argos Bleak to eradicate all the sharks in the bay. Then, when stinging jellyfish (that the sharks used to feed on) swarm the beach, the townspeople learn that predators have an important role in the ecosystem. After escaping their sinking EcoCopter that was shot down by Bleak, the other Planeteers rescue Gi and Ma-Ti (who were captured earlier by Bleak) . . . and the Basking Shark . . . from bloodthirsty Bleak.

Zarm, having disabled Gaia and re-taken his position as spirit of the earth, begins turning the world into little more than a dead husk. With Gaia reduced to an old woman with not much longer to live, the Planeteers and Captain Planet face their greatest threat yet...

Blight convinces the president that global warming doesn't exist. Will a trip to Venus sway the leader?

Hoggish has set up a new commercial fishing business in the amazon, but when discovers that a group of local river Dolphins are literatly eating into his fishing profits, he schemes to eliminate the problem. Upon being breifed by Gaia, the Planeteers quickly race to make sure the amazon rivers are not made ""Dolphin-Safe"" simply for the sake of progress..

Sludge and Blight break into government computers and transform all national parks into toxic waste dumps.

A fishing village is taught a lesson about the coral reef when Hoggish Greedly shows up. He uses dynamite fishing as a cover to rip off the coral reef remains with his new Reef Ripper. The villagers don't see this, as they are now being well fed by a plentiful, but quickly disappearing fish supply. When shown the devastating effects of pounding waves against a neighboring island village, the villagers ask the Planeteers to help stop Greedly. Captain Planet finds a creative way to recycle, and help start a new reef....

Sludge and four of the Planeteers learn first hand the terrible effects of untreated sewage when MAL and Dr. Blight shrink the EcoSub (and them) to microscopic size and put them into polluted water that Kwame unwittingly drinks. The Planeteers must battle hideous water-borne parasites in Kwame's body so that he can recover, and restore them to proper size.

Linka and Ma-Ti visit a friend, Juan, in Central America. While there, Juan's parrot, El Profesor, leads them to a secluded "bird paradise" when suddenly, a giant, metallic bird appears. All the birds, including El Profesor, follow it and so do Linka and Ma-Ti. They soon find themselves locked in a huge aviary, courtesy of Hoggish Greedly, who's running an exotic bird smuggling venture. El Profesor escapes and leads the Planeteers back to the aviary, where they summon Captain Planet, who closes down Greedly's "fly-by-night" operation.

A roofless dictator decimates the land to fight the opposition, with total disregard to the environment and human life. But there is more to the story than meets the eye. The dictator is really an old foe of the Planeteers in disguise.

The Planeteers are shocked to see a mother whale killed during a whaling expedition engineered by Blight and Plunder. They are even more shocked to learn that it's legal, thanks to a loophole in the international laws that allow whaling for "research." They set out to prove that Blight's research for a "whale repellent" is bogus and are helped by a young Japanese teenager who is trying to dissuade his whaler father from working for the villains.

To prove to Duke Nukem that the human race will self-destruct; Verminous Skumm steals and plants nuclear devices in war-torn areas across the globe. He then plays a little war gaming and gives triggers to the warring factions in those areas. With a potential Armageddon on their hands the Planeteers race to make the opposing sides in each location see peace before they act on war.

Gi, whilst visting a Dolphin research facility, discovers the Dolphins are being used to recover toxic chemicals from a sunken Nazi Warship being used by Hoggish Greedly.

Criminals from the future travel back in time to prevent environmentally-sensitive technology from being distributed on the open market, the Planeteers confront them

Transported to ancient Maya, Ma-Ti is captured and mistaken for the son of environmentally minded rebels...

Dr. Blight transforms Duke Nukem into an energy vampire, and he soon begins attacking all of North America's energy housing facilities, can Captain Planet pull the plug on Nukem?

Wheeler is stranded on an island of humanoid mice on the brink of population overload.

A disgruntled Wheeler uses a time machine to travel to the past to stop himself from becoming a Planeteer.

People are collapsing in San Francisco with symptoms that suggest a whole range of pollution poisoning. As the Planeteers follow clues to solve this mystery, Ma-Ti (who is reading 1940s detective novels) keeps imagining himself as a private eye in black-and-white sequences. Ma-Ti proves a poor sleuth at first, but eventually he tracks down Verminous Skumm who is serving seafood tainted by storm drain runoff in his restaurant, The Sinking Ship.

The Planeteers are present for the testing of JASON, a robot that observes wildlife and the environment, and transmits the data to its home base. The tests are being done on the Galapagos Islands, which is where Hoggish Greedly, Verminous Skumm and his rats have crash landed, since their ship was thrown off course from a storm. Now, they're hungry, and consider feasting on tortoise eggs to fill their appetites. The Planeteers must fly to the Galapagos to save the eggs, and remove the rats from the environment to restore the balance of its ecosystem.