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13 cards from this deck
Population growth, technology development, electrical energy use
From 1 billion to 7 billion people
Rate of increase gets faster over time
Energy use has grown faster than population
Average person now uses more energy than in the past
Biomass, especially wood
Fossil fuels (coal, oil, natural gas)
Nuclear power and hydroelectric power
Since 1950
Finite resources (non-renewable)
More carbon dioxide in the atmosphere
Global warming, extreme weather, flooding, food problems
They will run out and cannot be replaced
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