Captain Planet and the Planeteers (1990)

S2E3 Domes of Doom

Ma-ti is deceived when Looten Plunder takes on the guise of a scientist, claiming he can purify the air globally, even in Ma-ti’s rainforest village. When Wheeler and the tribe get ensnared inside one of Plunder's domes, and Ma-ti is captured while uncovering Plunder's plot, the other Planeteers must race against time to rescue them and put an end to Plunder's schemes.