There are several types of Enviromodded listed here others are possible. If you have an idea, ask a GM.

Enviromodded: Mars
ST: 10 DX: 10  IQ: 10  HT: 10
Panimmunity, Temperature Tolerance 5, Terrain Adaptation (Rocky), Filter Lungs, Oxygen Storage (Breathe 1/min), G-Experience (Mars), Nictitating Membrane 1
Climbing @ ST
Picks: 6
Skill Picks: 19

Enviromodded: Low G / Free Fall
ST: 8  DX: 11  IQ: 10  HT: 10
Panimmunity, No Calcium Loss in Space, G-Experience (Low G or Free Fall)
Free Fall @ DX
Picks: 8
Skill Picks: 19

Enviromodded: High G
ST: 12 DX: 9  IQ: 10  HT: 10
Panimmunity, Improved G Tolerance, G-Experience (High G)
Lifting @ ST
Picks: 8
Skill Picks: 19