Save energy ne demek Save energy sources ne demek Classify the rubbish ne demek Go green ne demek Turn off the lights ne demek Use the buses instead of cars ne demek Use public transportation ne demek Reuse the items such as jars / pots / newspapers / carrier bags / packaging papers ne demek Bring your own cup ne demek Drop litter ne demek Waste energy and water ne demek Buy unnecessary things ne demek Increase of the heat in Earth’s atmosphere ne demek Noise pollution ne demek Metal wastes ne demek