Answers to the quiz: 

1C, 2G, 3J, 4H, 5I, 6A, 7D, 8E, 9F, 10B 

The Planet Killers:

A car journey of one mile to and from school each day - 200kg of CO2 a year 

Using the tumble drier to dry 1 load of washing each day - 650 kg of CO2 a year

One return flight to New York for a family of 4 - 4800kg of CO2 a year

A family of 4 eating meat for 1 meal per day - 2650kg of CO2 a year

Heating a home with 4” insulation to 22oC - 4750kg of CO2 a year

Buying a paperback once a week (energy used to make it) - 130kg of CO2 a year

Using an electric oven for 30 minutes a day - 240kg of CO2 a year

Buying a new computer (the energy used to make it) - 430kg of CO2 a year

Lighting your home with normal light bulbs - 530kg of CO2 a year

Boiling a full kettle four times a day - 180kg of CO2 a year

14500kg in total

10 ways to save the planet


Here are the Greener Alternatives: 

Walk or cycle to school each day - 0 kg of CO2 a year


Dry your washing on the line or in an airing cupboard - 0kg of CO2 a year

A return journey to Paris for 4 on Eurostar - 40kg of CO2 a year


A family of 4 eating vegetarian for 1 meal per day - 660kg of CO2 a year


Heating a home with 10” insulation to 20oC - 3250kg of CO2 a year

Getting a book from the library once a week - 0kg of CO2 a year


Using a microwave for 10 minutes per day - 30kg of CO2 a year

Using your current computer for a whole year - 70kg of CO2 a year


Lighting your home with low energy light bulbs - 100kg of CO2 a year

Boiling a kettle with 1 cup of water four times a day - 50kg of CO2 a year

3800kg in total