How are things today in 2011?

How many litres of petroleum oil the world uses every day?

How many tonnes of CO2 is created from burning fossil fuels?

What does A.D. stands for?

Keep the environment _______!

To make 1 litre of petroleum oil, how many tonnes of dead animals are needed to fossilize them?

What are fossil fuels?

What year scientists guessed that there will be no more oil in the world?

(TRUE/FALSE) Put trash into the rivers or on the ground.

How many percent of all energy comes from fossil fuels?

(TRUE/FALSE) Recycle important resources like paper, glass, cans and batteries.

How can you keep the environment clean?

(TRUE/FALSE) Drive a car instead of taking a bus.