Strategy for Establishing Environmental Communication in Instruding Environmental Care Behavior at Adiwiyata School, Bekasi 7 Sma Negeri

School as an educational unit that is capable of optimizing all environmental learning to build, strengthen, or continuously improve educational character processes, including the character of caring for the environment as a form of the adiwiyata program at SMA Negeri 7 Bekasi. Adiwiyata Program, developed based on norms in life which include: togetherness, openness, equality, honesty, fairness and preservation of environmental functions and natural resources. The goal is to create good conditions for schools to become places of learning and to raise awareness among school members to take responsibility for efforts to save the environment and sustainable development. The principles of Adiwiyata are Educative, Participatory and Sustainable. The purpose of this study was to find out the strategy for establishing environmental communication carried out by the Civitas SMA Negeri 7 Bekasi in instilling Environmental Care Behavior to all students at this Adiwiyata School. By using the concept of environmental communication which is linked to the Sustainable Development Goals in an effort to instill Environmentally Concerned Behavior among students. As well as using the theory used is the Theory of Planned Behavior from Fishbein and Ajzen. The research results and conclusions obtained are as follows: (1) The environmental communication strategy implemented by SMAN 7 Bekasi is monolithic, depending on a leader, namely the Principal with a commitment and heart to maintain cleanliness and greenery in the school environment. (2) The Environmental Communication Strategy is also carried out by placing concern for the environment in the School Mission and the School's Motto, "Be Passionate" (3) SMAN 7 Bekasi applies the Adiwiyata Principles in instilling Environmentally Concerned Behavior. These principles are: a. Educative, b. Participatory, and c. Continuity. (4) SMAN 7 Bekasi has consistently implemented the Caring for the environment activity which covers the following aspects: a. Environmental Aspects of School Policy b. Aspects of the School Curriculum that are based on the environment, c. Aspects of Management of Environmentally Friendly School Support Facilities and Infrastructure, d. Aspects of participatory-based environmental activities in schools, (5) Environmental care behavior instilled in students includes: a. Energy Saving, b. Mobility and Transportation, c. Waste prevention, d. Waste management and waste recycling, e. Wise use of water, f. Participation in environmental maintenance