| Environmentally friendly prefix |
| Air-conditioning refrigerant causing environmental concerns |
| Company with an ironically crooked logo |
| Iron, for example |
| Andirons contents |
| Ice, Iron or Bronze follower |
| Gridiron official, informally |
| Pump iron |
| Like a fly ball that hits the foul pole, ironically |
| Ant-Man, Iron Man, Wasp or Thor, in Marvel Comics |
| Ruler with an iron fist |
| Iron-containing blood pigments |
| Acted in an environmentally conscious way |
| Adirondacks components: abbr. |
| Ironic |
| Coyly ironic |
| Gridiron great Groza |
| Familiar environs |
| Right-angled iron brace |
| U.S. capital and environs |
| Gridiron initials |
| Of the surrounding environment |
| Acronym used to protest environmental hazards nearby |
| Gridiron ref |
| Gridiron protection |
| On the foul line, ironically |
| Environmental activist, and the letters changed in the theme answers |
| Oil-burning iron lantern |
| Type of iron girder |
| Environmental transition area |