Which of these renewable energy inventions was patented first, marking a significant milestone in sustainable technology?

Throughout history, inventors and innovators have created technologies that revolutionized our approach to sustainability. Some groundbreaking inventions were ahead of their time, addressing environmental concerns before they became mainstream issues. This trivia question explores a pivotal sustainable technology that transformed how we power our world. Test your knowledge of the innovators who shaped our path toward cleaner energy and a more sustainable future.

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• The first practical solar cell, patented by Charles Fritts in 1883
• The first wind turbine for electricity generation, patented by Charles Brush in 1891
• The first commercially viable geothermal power plant, patented by Prince Piero Ginori Conti in 1904
• The first hydroelectric power generator, patented by James Francis in 1849

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