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Animations

These animations illustrate technologies and concepts from the Office of Energy Efficiency and Renewable Energy's (EERE) programs. Animations about EERE's work in geothermal energy, hydrogen, industrial energy efficiency, solar energy, vehicle technologies, and wind energy are available here.

Crosscutting Technologies

Illustration of a kitchen, with a sink, dishwasher, washer and dryer lined up against a wall.

Make Every Day Earth Day

Demonstrates and explains the many different things homeowners and others can do at home to save energy. Also provides an overview of the many types of alternative energy sources that are available.



Geothermal

Illustration of a geothermal power plant.
Illustration of an enhanced geothermal plan, which sits on top of an underground geothermal reservoir.

How an Enhanced Geothermal System Works

Explains how an enhanced geothermal system functions.


Illustration of a home with a geothermal heat pump, showing heat entering a building.

Geothermal Heat Pumps — Heating Mode

Shows how geothermal heat pumps heat your home.


Illustration of home with a geothermal heat pump, showing heat exiting a building.

Geothermal Heat Pumps — Cooling Mode

Shows how geothermal heat pumps cool your home.



Hydrogen

Illustration of a fuel cell.

How Fuel Cells Work

Shows how a polymer electrolyte membrane (PEM) fuel cell works (PEM fuel cells are the most common type used in light-duty fuel cell vehicles).


Illustration of the inside of a hydrogen-fueled vehicle, showing the connections between the hydrogen fuel cell and the engine.

Hydrogen Fueled Vehicles Have Multiple Safety Systems

Illustrates how multiple safety systems are integrated into the design of hydrogen-fueled vehicles.



Solar Energy

Illustration of a light bulb being powered by a solar cell.

Photovoltaics: Turning Sunlight into Energy

Shows the function of a solar cell as part of a photovoltaic panel or module.



Vehicles

Illustration of the inside of a vehicle, showing the connections between the electric motor, the gasoline engine, and the battery.

How Hybrid Electric Vehicles Work

Explains how hybrid vehicles work by showing energy flow among components during various driving activities.



Wind Energy

Illustration of the inside of a wind turbine.

How Does a Wind Turbine Work?

Shows how wind turbines operate and produce electricity for homes or other buildings.


Illustration of a wind turbine.

Wind Power Animation

Describes wind turbines and the use of wind power to produce electricity in small and large applications.