Mangrove forests are natural resources in coastal areas that have an important role in terms of social, economic and ecological aspects. However, the utilization of the mangrove ecosystem makes it vulnerable to damage. This study aims to determine the level of public knowledge of the economic, ecological benefits and damage that happened to mangrove areas in Tarakan City. The scoring method was used to determine the total score or the total score of the respondents’ answers, which amount to 50 people. that the community’s knowledge of the economic benefits of mangrove forests was categorized as know for the benefits of mangroves as firewood, mangrove areas as a place for settlement, mangroves as a place to get fish and mangrove benefits as aquaculture areas with total scores of 226, 200, 232,230 respectively. However, the level of community knowledge about the benefits of mangroves as a medicinal ingredient obtained a total score of 164, which means the level of community knowledge was in the doubtful category. While the level of community knowledge of the ecological benefits of mangrove forests as coastline guards, sea wave barriers, sea wind protectors, and animal breeding sites were included in the category of “Know” with a total score of 228, 224, 234, 240 respectively, but the level of knowledge The community regarding the benefits of mangroves that can manage household waste was in the “doubtful” category with a total score of 128. The community was aware of the damage to mangrove forest ecosystems caused by garbage, logging / mangroves, expanding aquaculture, settlements and increasing population. with a total score of 234,232, 210,228 and 200 levels of knowledge, respectively, which are included in the “Know” category.

The strategy of developing sustainable vegetable commodity in the future is not only directed at efforts to develop production in accordance with needs but strengthening institutional farmers is an important part to consider. The study aims to design a structural model of the role of institutions in the development of cayenne agribusiness systems. The study was conducted in Tarakan City, North Kalimantan as a small island of border area. Data collection is done by qualitative method. Interpretative Structural Modeling (ISM) data analysis techniques is used to analyze data or information about institutions that play a role in the development of cayenne agribusiness systems and structural models of the role of institutions in developing cayenne agribusiness systems. The results showed that, the structural model of the institution’s role in the development of the cayenne agribusiness system is based on key actors including the cooperative and SMEs, and the agricultural technology assessment center.

Kayan Sembakung delta is a strategic area located in North Kalimantan, Indonesia, which is used for various human activities, such as agricultural cultivation, fisheries and forestry activities, particularly by using mangrove forest areas and peatlands as a production area to generate income, which is then used for public consumption. Therefore, it is necessary to internalize cultural values that can encourage higher decent life for the community and the realization of the preservation of mangrove forests and peatlands. In this regard, this study was aimed to describe the profile of cultural value orientation, poverty and the relation between the two, using a descriptive correlative research approach. The results showed that the life issues consisting of the nature of life, the nature of work, the nature of the human relation with time and the nature of the human relation with nature had a significant relation to the poverty line (p-value < alpha), while the nature of the human relation with humans do not have a significant relation (p-value > alpha).