Sustainable Use of Rocks And Minerals (Copy)
1.5 Sustainable Use of Rocks and Minerals – Cheat Sheet
Key Definitions
| Term | Definition |
|---|---|
| Sustainable Resource | A resource that can be used without being depleted, leaving enough for future generations |
| Sustainable Development | Meeting present needs without compromising the ability of future generations to meet their needs |
Strategies for Sustainable Use
| Strategy | Description | Example |
|---|---|---|
| Increased Efficiency of Extraction | Use modern technology to reduce waste and energy use | Computer-controlled drilling in open-pit mines |
| Efficient Use of Minerals | Use substitutes, lighter materials, and better product design to reduce mineral consumption | Aluminium instead of steel in vehicles |
| Recycling | Collecting and reusing metals/minerals to reduce demand for new extraction | Recycling aluminium cans saves 95% energy compared to mining |
| Legislation | Government laws to control mining, enforce environmental impact assessments, and require restoration | EU mining waste directive |
| Land Restoration after Closure | Restoring mined land for agriculture, forestry, housing, or recreation | Eden Project (UK) transformed from a clay pit into an eco-park |
Case Study (Example Approach)
- Development: Copper mine in Chile (large-scale open-pit mining)
- Impact: Loss of habitat, dust, water pollution, displacement of communities
- Management: Strict waste disposal, water treatment plants, reforestation, land restoration after closure
Written and Compiled By Sir Hunain Zia, World Record Holder With 154 Total A Grades, 7 Distinctions and 11 World Records For Educate A Change O Level And IGCSE Environmental Management Full Scale Course