Pollution
Door székely jani

1. My first mind line
1.1. New node
2. The effect of the harmful substances poured into the waters.
2.1. New node
3. János is study the use the prezi
3.1. so all things is right
4. Monika has an idea for my class
4.1. she thought we will have to do a presentation
4.1.1. we get the pollution
4.1.1.1. this is good because in the internet there is lot's of good topics
4.1.1.1.1. First we collect lot of topic and we link them to the facebook