The document discusses energy usage and efficiency. It provides data on energy production, consumption, and efficiency across various countries and time periods. Key points include: - The United States consumes more energy per capita than other major industrialized countries but has made progress in improving energy efficiency. - Transitioning to more sustainable energy sources and improving efficiency can help address issues of energy security and environmental protection. - International cooperation on research into new energy technologies can help speed the development of solutions to meet growing energy needs worldwide.

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