Related Clues:
- It has a new meaning
- Matrix escapee
- __ hotel: sustainable lodging
- He chooses the red pill over the blue pill
- Good prefix for Earth Day
- Prefix for the green-minded
- Prefix for 'pronoun' or 'pets'
- Energy-conscious prefix
- Climate-conscious prefix
- Prefix for 'natal' or 'pronoun'
- Green starter?
- Classical or conservative prefix
- A new prefix, one I prepared earlier?
- Intro to -logical
- Lead-in to toxicology