Keep the environment clean ne demek Use eco-friendly light bulbs ne demek Walk or bike for short distances ne demek Reduce the use of electricity and water ne demek Reduce the carbon dioxide in the atmosphere ne demek Reuse the items such as jars / pots / newspapers / carrier bags / packaging papers ne demek Go to zero waste ne demek Bring your own cup ne demek Environmentally friendly products ne demek Harm the animals ne demek Cut down trees ne demek Pollute the seas ne demek Air pollution ne demek Organic wastes ne demek Glass wastes ne demek