Household waste is becoming a common problem in our society. The consumptive lifestyle that is not supported by a good awareness of waste management resulting in increased waste volume. It will give a bad impact on the environment. This community service activity was aimed to provide solutions to waste problems in Gedongarum Village. The programs arranged were: waste sorting through socialization and training activity of 4R concept (Reduce, Reuse, Recycle and Replace), and manufacturing of waste sorting facilities. The results of the evaluation showed that the awareness of the community to the importance of waste sorting and processing increased by 58.7% and the knowledge on waste management, increased by 76.05%. The effectiveness of the program's success amounted to 71.7%, while 86,9% of the respondents support the activities to be sustainable.
A glass facade is commonly used by modern building nowadays, even in the tropical area with its characteristic. Thus, buildings often face a problem with thermal comfort. Passive design strategy supposed to be considered by the architect in order to avoid inconvenience with the heat. This strategy utilized the architectural element as the tools to reach the comfort level. The aim of this study was to optimize the thermal behavior of the building itself by the modification of solar shading types and materials. EnergyPlus was used as a simulation tool in this study. The results show that solar gain exterior window can be reduced by 52,73% by using concrete louvre and wood louvre.
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