極限 きょくげん環境 かんきょう

kyokugenkan kyō

1. Not extreme environments.; Not an extreme environment.

1. Extreme environment.

1. Extreme environments; Harsh conditions

1. Extreme environments; Limiting environments

1. It is not an extreme environment.; It's not a harsh environment.

1. It's not an extreme environment.; It's not a harsh environment.

1. Harsh environment.; Extreme environment.

1. Extreme environment.; Harsh conditions.

1. It is not an extreme environment.; It isn't an extreme environment.

1. Wasn't an extreme environment.; Wasn't a harsh environment.

1. Likely extreme environment; Probably an extreme environment

1. Was not an extreme environment.; Was not a harsh environment.

1. Wasn't extreme environments.; Wasn't a harsh environment.

1. Probably extreme environments.; Likely a harsh environment.

1. Was not an extreme environment.; It was not extreme.

1. If/when extreme environments; In extreme environments

1. If/when extreme environments; In extreme environments

1. If/when extreme environments; In extreme environments