5.06 Energy Conservation

AP Environmental Science

How has energy use changed in 50+ years?

It increased, with more demand and use of renewables

Why is energy conservation important?

Saves money, reduces pollution, and protects resources

Why is energy efficiency important?

It helps do more with less energy

How is energy used in a home?

Mostly for heating/cooling, then appliances, water heating, and electronics

What is energy intensity?

Energy used per unit of GDP (shows efficiency)

What countries have high energy intensity?

Russia and China

What countries have low energy intensity?

Japan and Germany

What country has medium energy intensity?

The U.S. W

What makes a building a green building?

It saves energy, water, uses good materials, and has low impact

How can you save energy at home?

Turn off lights, use LEDs, take short showers, unplug devices

How can you save water?

Short showers, low-flow toilets, fix leaks

What is the Energy Policy Act?

a 2005 law that promotes energy efficiency and renewables

What does the Clean Air Act do?

Limits air pollution from cars and power plants

What are CAFE standards?

Rules that require cars to use less fuel

What is the Inflation Reduction Act?

A 2022 law that invests in clean energy