Our 4th Topic is ready to… save the Planet!

The Planet Earth is definitely our common house and we, as its inhabitants, should take care of it as best as we can. Did you ever wonder what concretely you can do to help save the Earth? Do you think you can consider yourself a Trash Buster? What is it?
Before you find it out, take a few minutes to answer our 4th quiz to test your knowledges and challenge your friends about Environment issues here.
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