![Our solar system](http://europeanschoolradio.eu/app/archives/get-banner/5516.jpg)
Podcast: Our solar system
We talk about our solar system and our planetary neighbours
Podcasts from same production
![SpotBG](http://europeanschoolradio.eu/wp-content/uploads/2017/09/SpotBG.png)
What we call environment – Ozon layer
School: ΗΜΕΡΗΣΙΟ ΓΥΜΝΑΣΙΟ ΜΕΛΙΚΗ ΗΜΑΘΙΑΣAn introduction to what is actually the “thing” we call environment. We discuss about one of the most important environmental problems, the ozon layer depletion.
![SpotBG](http://europeanschoolradio.eu/wp-content/uploads/2017/09/SpotBG.png)
Environmental issues
School: ΗΜΕΡΗΣΙΟ ΓΥΜΝΑΣΙΟ ΜΕΛΙΚΗ ΗΜΑΘΙΑΣWhat is the greenhouse effect? Which are the consequences?
![What is a virus?](http://europeanschoolradio.eu/app/archives/get-banner/5402.jpg)
What is a virus?
School: ΗΜΕΡΗΣΙΟ ΓΥΜΝΑΣΙΟ ΜΕΛΙΚΗ ΗΜΑΘΙΑΣIn the last two weeks many students in our school were infected by flu. But what is a virus and how can we defeat it?