Tourism activities have a negative and positive impact on the community. Increasing local people's income is one of the positive impacts of tourism activities. This study aims to determine the form of local community participation, economic sustainability of the community who contribute to the development of sustainable tourism in the coastal tourist area of Parangtritis village. Collaboration between community groups that are in direct contact with or not in direct contact with tourism activities remain well established and gain economic benefits from tourism activities in the tourist area of Parangtritis. This research was conducted to both community groups with interview and direct observation techniques. The results of this study indicate that tourism activities in the tourist area Parangtritis provide economic benefits for local communities. Communities in the area of parangtritis have diversified livelihoods, so as to survive in certain situations. For example in fish season, rainy season, dry season and holiday season. Tourists who visit the tourist area of Parangtritis in addition to tourism activities, can also buy crops from local communities that are sold around the tourist area Parangtritis. So that local people get economic benefits related to sustainable tourism activities.

Wisata Alam Sumber Maron is a tourist destination in Malang Regency which is currently experiencing a surge in tourists. In addition, there are problems with the conversion of land from plantations to developed land. Both of these problems have an impact on the quality of the environment in Wisata Alam Sumber Maron, causing the tourist destination area to be unsustainable. The purpose of this research is to analyze the management strategies that can be applied in Wisata Alam Sumber Maron. The data analysis used is an analysis of the carrying capacity of the environment to determine its physical factors, stakeholder analysis to determine social factors and analysis of travel costs to determine economic factors. Based on the method used, the final result is ha the effective carrying capacity at the Wisata Alam Sumber Maron is 179 people/day. This figure is then used as a guideline for strategy formulation.The management strategy is formulated using the 4 pillars of tourism method as stated in the Undang-Undang Number 10 of 2009 about Kepariwisataan, namely the tourism industry, destinations, marketing, and tourism institutions.