Selective or abbreviated LCAs can be devised to evaluate a product but these can be misused to reach conclusions, eg in support of claims for advertising purposes. 5.10.2.2 The reduction in use, reuse Evaluate ways of 1 Discuss the issues relating Research methods of Video clip and recycling of materials by reducing the use of to using limited resources producing/obtaining end users reduces the use of limited resources, given to generate energy. metal/glass/building YouTube: limited resources, energy appropriate information. materials/clay consumption, waste and Extended writing: describe ceramics/plastics. Identify in environmental impacts. the environmental impacts these methods the limited of obtaining raw materials resources that are used to Metals, glass, building from the Earth. generate the energy. materials, clay ceramics and most plastics are produced Research how glass is from limited raw materials. recycled. Much of the energy used in the processes comes from Research how metal is limited resources. Obtaining recycled and alternatives for raw materials from the Earth use of scrap metals ie in by quarrying and mining obtaining iron in a blast causes environmental furnace. impacts. Some products, such as glass bottles, can be reused. Glass bottles can be crushed and melted to make different glass products. Other
Selective or abbreviated LCAs can be devised to evaluate a product but these can be misused to reach conclusions, eg in support of claims for advertising purposes. 5.10.2.2 The reduction in use, reuse and recycling of materials by end users reduces the use of limited resources, energy consumption, waste and environmental impacts. Metals, glass, building materials, clay ceramics and most plastics are produced from limited raw materials. Much of the energy used in the processes comes from limited resources. Obtaining raw materials from the Earth by quarrying and mining causes environmental impacts. Some products, such as glass bottles, can be reused. Glass bottles can be crushed and melted to make different glass products. Other Evaluate ways of reducing the use of limited resources, given appropriate information. 1 Discuss the issues relating to using limited resources to generate energy. Extended writing: describe the environmental impacts of obtaining raw materials from the Earth. Research methods of producing/obtaining metal/glass/building materials/clay ceramics/plastics. Identify in these methods the limited resources that are used to generate the energy. Research how glass is recycled. Research how metal is recycled and alternatives for use of scrap metals ie in obtaining iron in a blast furnace. Video clip YouTube:
AQA-8464-SOW-RES.DOCX