Fundamental Energy Principles—Cleveland (2008)
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Principle #1: Energy cannot be created, destroyed, or recycled.Principle #2: Energy from the sun - past and present - creates the conditions necessary for life to exist.
Principle #3: The climate of Earth is determined by the balance between energy entering and leaving the atmosphere.
Principle #4: Natural selection operates on evolutionary strategies that capture and allocate energy among competing uses.
Principle #5: Energy transitions are social transitions.
Principle #6: Energy growth and economic growth go hand-in-hand.
Principle #7: The struggle for the control of energy generates violent conflict.
Principle #8: Energy is a fundamental driver of environmental change and human health at local, regional, and global scales.
Principle #9: Energy quality varies markedly among sources.
Principle #10: Net energy is an ultimate limit to energy supply.
