This is the 3062nd most frequent Korean word.
환경과
"환경과" means "environmental department" or "environmental science."
The word "환경과" is used here as a conjunction combining "environment" (환경) and "nature" (자연), creating a phrase discussing these entities collectively.
환경과 자연을 보호하는 것이 중요합니다.
Protecting the environment and nature is important.
Here, "환경과" appears as part of the phrase "환경과 관련된" meaning "related to the environment," where it links "환경" (environment) with "관련된" (related).
이러한 계획은 환경과 관련된 문제를 해결하기 위해 만들어졌습니다.
This plan was created to address issues related to the environment.
In this context, "환경과" conjoins "환경" (environment) and "지속 가능성" (sustainability), pairing these thematic subjects for discussion.