How environmentally aware are you?

If we want to save energy then we need to change the way we behave. Let’s find out just how environmentally aware you are.

1. You decide to fly to an island 5,000 miles away for a holiday. How many trees would you need to plant to offset or make up for the CO₂ emissions produced by the flight?
A 0.2
B 20
C 2
2. Which is the most environmentally friendly way to clean your clothes?
A Hand-wash the clothes in hot water
B Take them to the dry cleaners
C Machine-wash the clothes in cold water
3. You are tidying up your house in the evening, going back and forth between the bedroom, kitchen and living room, spending five to ten minutes in each room as you sort out the clutter. What is the best way to make sure your lights aren’t needlessly wasting energy?
A Keep the lights on as you go from room to room until the job is done
B Turn the lights off every time you leave a room and then on again when you return
4. You decide to cook a baked potato for lunch. Which is the most energy-efficient way of cooking the potato?
A Put it in an electric oven to cook slowly for an hour
B Quickly zap it in the microwave
5. You want to really make a significant contribution to the reduction of CO₂ emissions. Which of these would be of the most benefit over the course of a year?
A Taking the train instead of driving a car
B Hanging your washing out to dry rather than using the tumble dryer
C Working from home one day a week