極きょく限げん環かん境きょう

noun

extreme environment

Refers to environments with severe conditions, such as deep sea, outer space, or polar regions. Often used in scientific and technical contexts.

• 極きょく限げん環かん境きょうで生いきる微び生せい物ぶつの研けん究きゅうが進すすんでいる。

  Research on microorganisms living in extreme environments is advancing.

• 宇う宙ちゅうは人にん間げんにとって極きょく限げん環かん境きょうの一ひとつだ。

  Space is one of the extreme environments for humans.