50/50 project. Our school electricity use.


This is poster of our school electricity use for years 2009-2010. We have been saving a lots of electricity between 2009-2010. A thunderbolt in our project means 1000KWH. In 2009 we have used 73000KWH, and in 2010 we have used 2000KWH less electricity. And thats all about it. To be continued!