Hydropower dams: clean energy with a cost
Hydropower dams offer sustainable electricity by harnessing river power, yet they profoundly alter natural ecosystems, presenting a complex trade-off between clean energy and environmental preservation.
Hydropower dams are a major source of renewable energy, generating electricity by harnessing flowing water without greenhouse gas emissions. Globally, they provide about 16% of the world's electricity, making them the largest renewable source as of 2023. Iconic structures like the Hoover Dam power millions and control floods.
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