
...Typhoid Penny
has introduced into our ENVIRONMENT.
The Big Bang Theory Season 1, Episode 11

It provides information
from the ENVIRONMENT
The Big Bang Theory Season 9, Episode 15

- ...they put him in a simulated ENVIRONMENT.
- Interesting.
The Big Bang Theory Season 8, Episode 6

Homeostasis refers to a system's ability
to regulate its internal ENVIRONMENT.
The Big Bang Theory Season 6, Episode 2

and picture yourself
in a peaceful ENVIRONMENT.
The Big Bang Theory Season 7, Episode 13