AQA AS Geography: Energy Issues: Introduction, UK Energy Mix and Importers and Exporters

Types of Energy

Non-renewable: These are finite resources which have built up over millions of years. They are also called stock/capital resources

Renewable: Also called income, flow or infinite resources these are resources that are sustainable. There are two sub-categories:

• Critical: Require careful management and use must not outweigh replenishment (eg biomass and fuelwood)
• Non-critical: Everlasting resources (solar, wind and hydroelectric)

Recoverble reserves: These are reserves of resources that are known or thought of as likely to exist before…