... resources reform at the same rate at which we use them up
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Card 7
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... (non-renewable) resources can't reform quickly enough. They include fossil fuels and nuclear fuels (uranium and plutonium). Also includes minerals and metals found in ores
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Card 8
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... finite resources has risks. You have to balance the social, economic and environmental effects of ... E.g. Mining- Provides local jobs, money and useful products but is bad for the environment because is creates pollution, uses a lot of energy
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Card 9
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... and adaptations have been made to use lower amounts of finite resources and reduce damage to the environment. E.g. Catalyst- uses less energy
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Card 10
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... is finite. Extracting low grade ores are new methods to use it
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Card 11
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Extraction of copper: ...- bacteria are used to convert copper compounds into soluble copper compounds and seperate copper from the ore in the process. The leachate (solution produced) contains copper ions which can be extracted
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Card 12
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Extraction of copper: ...- Involves growing plants in soil containing copper. Plants can't use or get rid of the copper so it eventually builds up in the leaves. Burning the plants, leaves ash containing soluble copper compounds and copper get be got
