Energy Resources Where does electricity come from?

Energy Resources

Where does electricity come from?

Where do you think our electrical energy comes from?

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Where do you think our electrical energy comes from?

Glen Canyon Dam - Arizona

Hoover Dam

Hydroelectric

HydroelectricGenerators

Glen Canyon Dam

Hydroelectric Pros-cons

Pros Cons

Hydroelectric Pros-cons

Pros Cons

Clean energyRenewable

Destroys habitatsNot always available

Coal fired plants in Virginia:

1. Potomac River2. Bremo Bluff3. Chesterfield4. Yorktown5. Chesapeake6. Clover7. Glen Lyn8. Clinch River

Major Coal burning power plants in VA

Coal Pros-cons

Pros Cons

Coal Pros-consPros Cons

AvailableLess expensive

PollutionNonrenewable

Nuclear energy

Cooling tower

SurryNuclearPowerPlant

North Anna Nuclear Facility

Nuclear power plant - Containment building

Nuclear Plant tour

Can you handle a disaster?

Nuclear Pros-cons

Pros Cons

Nuclear Pros-cons

Pros Cons

AvailableUses less fuel

Danger of radiationif accident occurs.

Radioactive wastes

Nonrenewable

Solar Array

SolarCarport

Distributed Photovoltaics

Solar Pros-cons

Pros Cons

Solar Pros-cons

Pros

Available

Does not pollute environment

Renewable

Cons

Photovoltaic cells are expensive.

The sunlight is often lessened by weather conditions so a back up system is needed.

Wind Pros-cons

Pros Cons

Wind Pros-cons

Pros

Clean source of energy

Renewable

Cons

Some believe wind turbines are unsightly.(ugly)

Wind turbines could upset migration routes of birds.

PumpedStorageAtLakeMichigan

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