This is the 6107th most frequent Korean word.
세우며
"Setting up" or "establishing."
In this sentence, "세우며" is used to mean "setting up" or "erecting" trees as part of forest cultivation.
그는 나무를 세우며 숲을 가꾸었다.
He planted trees and cultivated the forest.
Here, "세우며" describes the action of "establishing" goals concurrently with planning, highlighting organization intentions.
우리 팀은 목표를 세우며 계획을 세웠다.
Our team set goals while drafting a plan.
"세우며" in this context refers to "forming" or "calling up" memories, associated with introspection and reflection.