Welcomes the earth day April, 22^nd  2015, we held a KOPHI Class activities with the theme "Expansion of Green Action for Youth". This activity is that we educate both material and environmental practices. In addition to educating us also as a facilitator in these activities. Our activities are carried out in SMP 33 Semarang. The activity took place in the Hall with the participants numbered 500 students. SMP 33 is a National Adiwiyata school. What Is the Adiwiyata? Adiwiyata is a form of respect for schools ranging from elementary, junior high, and senior high schools that implement environmental cultured from school policy, the management of the school environment, and the behavior of the citizens of the school itself. Adiwiyata is a government program implemented by the Ministry of Environment and Forestry of the Republic of Indonesia.

EXOGEN for Youth provide environmental education materials about Bio Pori, Plastic Waste Recycling, Save Energy, and Make Organic Compost. Not only given the material, but no practice or direct simulation performed by the students of SMP 33 Semarang ranging from making a hole of bio pori, recycling bottles and plastic waste, save energy making posters, and making compost from organic waste and EM4.

1.       Biopori

Biopori material, students are taught what it biopori, uses what, how to make it, all about biopori presented at the time of the material. Having finished their biopori material are divided into groups to practice how to make a hole of biopori infiltration. As it is known that many have benefits that biopori to rainwater infiltration, make organic fertilizer directly, fertilize the soil.

2.       Recycling Waste Plastic

Material recycling, students are taught what it is rubbish, garbage classification, and utilization of waste into economic value. After the material recycling of plastic waste, the students practice with recycling waste plastic bottles made goods that have a sale value and aesthetics. Such as pencil cases, towels, ornaments, lanterns.

3.       Save Energy

Energy-saving materials submitted to educate students to be able to be frugal and wise use of existing energy. Such as saving water, saving electricity, diet plastic bags, using public transportation. Form of practice of this energy-saving materials is to make energy-saving poster which results can be affixed to decorate the school and as a media publication in campaign or urge to be saving energy as green lifestyle.

Composting

Composting material given so that students can take advantage of fatherly organic waste into compost or organic fertilizer which can be used for plants that exist in schools. Organic compost is very safe and economical because it does not contain harmful chemicals because it is made naturally and affordable compared to chemical fertilizers. Students also practice and simulation of how to make compost from organic waste that is practiced outdoors.

By looking at SMP 33 Semarang students are very enthusiastic and eager to follow EXOGEN for Youth is, seen from the focus in receiving the material and the very spirit and fun in practice what has been presented the speakers. It is hoped this activity sustainable and beneficial to the students as a green agent for a better future.