We use oil every day - whether on the bus to school or writing with a pen. But where does it come from? What impact is our use of it having on the environment? What will happen when we run out completely? Explore the answers to these questions in this detailed information book, with stunning photographs and clear diagrams. * Pearl/Band 18 books offer fluent readers a complex, substantial text with challenging themes to facilitate sustained comprehension, bridging the gap between a reading programme and longer chapter books. * Text type: A non-chronological report. * Curriculum links: Geography: Improving the Environment, Citizenship: Choices.