Save energy ne demek Keep the environment clean ne demek Classify the rubbish ne demek Grow more plants ne demek Walk or bike for short distances ne demek Reduce the carbon dioxide in the atmosphere ne demek Bring your own cup ne demek Eco-friendly ne demek Cut down trees ne demek Throw garbage on the streets ne demek Waste energy and water ne demek Land pollution ne demek Glass wastes ne demek Paper wastes ne demek Metal wastes ne demek