In Germany, the average usage of a kilowatt hour results in the pollution of 420g of carbon dioxide.
Lights out!
Most people leave their lights at home on, even if they're not currently in the room. Trying to turn off useless lights can spare someone 60 watt hours with an old lightbulb and around 7 watt hours with a LED lamp.
LED superiority
LED lamps have gotten cheaper around the last years and bring a lot of advantages with them. Compared to oldstyle lamps they can shine brighter and waste less energy. As a bonus, their lifespan is longer than that those of old style lamps. A direct upgrade!
Washing smart
Washing machines will use around 0,7 kWh for one session. Trying to reduce the amount of times you use your washing machine by washing more clothes in one session can save around of 300g of carbon dioxide.