Can you imagine the amount of energy that you unnecessarily consume to satisfy your daily needs? Although there are environmentally friendly ways to meet them you accidentally choose the most harmful. For example you use the car while you could move on foot. Thinking also the rapid development of technology we will realize the size of wasted energy. But for how long will the earth withstanding it? With the utilization of renewable energy sources we effectively contribute to reduce the costs and save energy reserves. With the individual and by extension joint effort everything can change.