Sára Černá, Základní škola Školní 2, the Czech Republic
Our poster of 10 golden rules.
1. Use recycled materials.
2. Use hydrogen cars.
3. Clean the rubish.
4. Limit usage of fossil fuels to create electricity.
5. Waste less food.
6. Safe water.
7. Plant trees.
8. Walk instead of driving a car.
9. Limit usage of dangerous chemicals.
10. Share technologies.