The potential natural resources namely mangrove forests and marine ecosystems in the Kuri Hamlet The Caddi Team encouraged the Student Creativity Program (PKM) of Hasanuddin University students in the PKM-M Blue Forest activities to encourage the community to carry out community service activities. The purpose of this activity is to increase public knowledge and awareness about mangrove challenges in the Kuri Caddi Hamlet. Prior to the activity, prior tests were conducted to measure the community's initial ability regarding mangroves. The implementation process teaches how to use lecture, discussion, direct practice, and brainstorming methods. Then to use the evaluation used a post-test to identify increased understanding of community learning. After the Blue-Forest Activity, the community increased their knowledge about mangrove introduction material by 59% from 100%, Awareness of utilization by 63% from 100% and mangrove forest parts by 63% from 100%. So, prior to the activity, PKM-M Blue-Forest carried out based on average knowledge about mangroves was only 26% from 100%. After this activity is carried out, the partner's knowledge increases to 61% from 100%.

Kuri Caddi is located in Nisombalia village, Maros regency, South Sulawesi which has the potential of mangroves and marine ecosystems that are quite extensive and still maintained. This potential then attracts the attention of local tourists and foreign tourists. Communication in English is an obstacle Kuri Caddi community to interact with foreign tourists. An activity called Blue-Forest aims to improve communication skills in using the English language to support the sustainability of mangrove in the hamlet attractions Kuri Caddi. English-card and English speaking is the method used to support these activities. The results of this activity were the increased knowledge of the English language as measured by pre-test and post-test. only 20% of people in Kuri Caddi could answer questions on the pre-test, whereas in post-test, have seen some people who have increased up to 70% in material English card. As for English speaking occurred an increase of 50% from previous pre-test results.