Енергийна ефективност
Изразете мнението си и окажете въздействие върху политиката
Save energy like electricity
Now I find that many light bulbs in public places are not turned off. I urge everyone to turn off the lights at night to save electricity.
Изразете мнението си и окажете въздействие върху политиката
Now I find that many light bulbs in public places are not turned off. I urge everyone to turn off the lights at night to save electricity.
Споделяне