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1. ???⭐??? ??⭐?? ??? ??? ?? ??? ???? ???? ??? ???? ?????.?? “?? ???? ???? ???. ???? ?? ??? ??? ??? ?? ? ?? ?????”? “????? ? ?? ???? ? ?? ??? ??? ?? ??? ??? ?????”? ??. 3??? ?? ??? ??? ???? ?? ???? ?? ??? ?? ???? ??. ??? ??? ??? ???? ??? ?? ??? ??? ????. ? ???? ?? ?????? “?? ??? ??? ???? ?? ???? ???? SNS? ?? ??? ???? ??”? “?? ????? ??? ?? ??? ??? ?? ??? ???? ?? ?? ?? ???”? ???.

2. ??? ??????⭐??? ??⭐For instance, our long-term beach monitoring efforts can save the government billions of won by providing critical data for constructing effective breakwaters, thus preventing costly disputes and unnecessary spending. ? ??? ??? ??? ???? ???? ?? ?? ??? ??? ?? ??? ???? ?? ????? ???? ? ???? ?? ?? ??? ? ?? ?????. ??? ??? ?????? ??? ???? ? ?? ??? ???. ? ??? “?? ???? 9?? ?? ???? ?? 8??? ???? ?????? ???? ??????? ?? ???? ??? ? ??? ? ? ???”? “??? ??? ?? ?? ???? ?? ????? ???? ?????? ??? ?? ??? ???? ??? ?? ??”? ???. anais win??? ?? ??? ??? ?? ??? ??? ???? ??? ???? ?? ???? ????.? ????? ???? ?? ???? ???? ???? 100? ?? ??? ??? ? ???? ???? ? ??? ??? ???.