This is the 19449th most frequent Korean word.
야기하는
"Causing" or "bringing about."
The word '야기하는' is used here to describe the action of 'causing' controversy, directly linked to the subject 'this policy'.
이 정책은 많은 논란을 야기하는 원인이 되었다.
This policy became the reason for causing much controversy.
In this sentence, '야기하는' modifies 'main factor', giving detail about its role in causing environmental issues.
무분별한 개발은 환경 문제를 야기하는 주요 요소이다.
Reckless development is the main factor causing environmental problems.
Here, '야기하는' explains the nature of the consequence caused by 'his actions', emphasizing the induced conflicts.