Starting from the hand of a sleeping man at a picnic, this clip investigates the structure of a cells in the hand and goes into more granular details to the scale at which the makeup of a single carbon atom is investigated.
Zarm, a spirit of war and conquest that was once the spirit of Earth tempts the planeteers with power and pits them against each other. Matee's "heart" power breaks him free of Zarm's control, allowing him to eventually save the planeteer's from Zarm's corruption. The planeteers realize that an iron fish ethos will do more harm than good, even if done with good intentions and summon Captain Planet to send Zarm back to his world.
Before boarding the bus, Gerry approaches Coach Boone with conditions for playing on the team. Coach Boone responds by making it clear that he, not Gerry, is in charge of the team, and Gerry complies with his orders.
Ironman and Captain America attempt to fix the cooling system together. Ironman takes the lead on the effort, and Captain America trusts him and follows his orders because of his strong technical knowledge.