2. Electricity consumption per year
Hungary Reunion
327.840 kWh 148.090 kWh
The Basque Country
183.067 kWh
Portugal Sweden
143.760 kWh Average: 1.035.154 kWh
367.602 KWh
3. Natural light
Hungary Reunion Portugal The Basque Sweden
• good • good Country • no natural
• mainly
natural natural natural • not much light
light light light natural
light
4. Leaving lights on…
• Hungary
– Usually the lights are turned off
• Reunion
– An automatic system turns the lights off
• The Basque Country
– Lights are always on
• Portugal
– When the classrooms are empty the lights are turned
off
• Sweden
– In some classrooms the lights are always on
5. Types of light bulbs
1. Incandescent
2. Fluorescent light
3. LED
4. Halogen lights