Understand Hydropower

Provided by: Stanford Understand Energy |Published on: May 8, 2026

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Synopsis

This article provides a comprehensive overview of hydropower as an energy source, covering how it works, its role in the global energy mix, and the environmental and social trade-offs associated with dam construction.
The article explains key concepts, including reservoir-based and run-of-river hydropower systems, how hydropower contributes to grid reliability, and how changing precipitation patterns due to climate change are affecting hydropower generation.

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Subjects: Earth and Space Sciences

Authors: Dr. Diana Gragg, Bria Schraeder, Sharon Poore, Shirley Chang

Region: Global

Languages: English

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Teaching Materials

Prerequisites:

Ensure students are familiar with sources of energy and the difference between clean energy and fossil fuels.

Classroom Implementation:

Pair this resource with other articles about various forms of clean energy to have students compare the different sources.
Assign this article as homework for students to read in preparation for a discussion about whether we should implement hydropower or other sources.
Print the quiz linked at the bottom for students to demonstrate their understanding of the material. Note that the answer key is also available through this link.

Differentiation:

Support students by providing guided notes where they can record new vocabulary, the benefits and drawbacks of hydroelectricity, and any questions they have.

Related Resources:

Pair the article with this social studies lesson plan to have students research the drawbacks of dams and consider whether they should be removed.

Sustainable Development Goals Connections:

Use this resource to make connections to Sustainable Development Goal 7, Affordable and Clean Energy.

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Resource Type and Format

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Stanford Understand Energy

Stanford University’s Understand Energy Learning Hub provides free access to Stanford course content on energy resources from fossil fuels like oil and coal to renewable resources like the wind, the sun, and efficiency; energy currencies like electricity and hydrogen; and energy services such as transportation and buildings. Explore the Hub and build your energy literacy to address climate change and sustainability issues, engage on equity and human development challenges, participate in energy industry markets and technology innovations, and make informed energy decisions.

Scientist Reviewed

This resource has been reviewed by SubjectToClimate's climate scientists and verified for scientific accuracy and up-to-date information. Our review process ensures that every resource in our library reflects the current state of climate science.

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Understand Hydropower

Synopsis

Teaching Materials

About the Partner Provider

Scientist Reviewed

Related Teaching Resources