SAGA OF SWAMP THING (1982) #24

The Justice League of America is in their satellite giving an eye to the events occurring in Lacroix, Louisiana. The Swamp Thing is back to fight The Floronic Man, who’s working on his plan to destroy humanity and make earth a green world. The fight is brief as The Swamp Thing explains him what is wrong with his plan, he realizes how wrong he was and also all the vegetation of the world, he loses contact with it and goes mad as the Society is going after him to get him to Arkham Asylum. When everything’s over, The Swamp Thing explains Abby that Alec Holland died a long time ago in an explosion and what he is now, he returns to the swamp happy again after finding himself.