Being environmentally-responsible will not only help you to save some money, it will also make you to save the world! So what can you do to make your home more environmentally-responsible?
First you can think about replacing your light bulbs with compact fluorescent light bulbs. This will save you 66% more energy. You could also start using multi extension leads and turn it off when not in use. Like that you can save up to 15% of your home's energy consumption. Another thing you could do is turning your thermostat down by 1°C, it will save you about 60€ a year.