Skip navigation to main content. U.S. Department of Energy U.S. Department of Energy Energy Efficiency and Renewable Energy Bringing you a prosperous future where energy is clean, abundant, reliable, and affordable. U.S. Department of Energy Energy Efficiency and Renewable Energy. Bringing you a prosperous future where energy is clean, abundant, reliable, and affordable. EERE Home

EERE Subject Index

Use the index below to browse major or popular subjects covered on EERE web sites. To find EERE web sites by site name, browse the site name index. If you don't find what you're looking for in the indexes, use the EERE search engine.

Air Conditioning
Consumer information
Alternative Fuel Vehicles. See also Hybrid Electric Vehicles
Basics
Clean Cities program to promote use
Energy Policy Act requirements for fleets
Fleets
Incentives and laws
Makes and models
Alternative Fuels. See also Alternative Fuel Vehicles; Biodiesel; Ethanol; Hydrogen; Methanol
Alternative fuels site
Clean Cities program to promote use
Fueling station locator
Incentives and laws
Appliances
Consumer information on appliances and home electronics
Standards for appliances and commercial equipment

Back to Top

Biodiesel
Basics
Fueling station locator
Vehicles
Biofuels. See also Biodiesel; Ethanol; Methanol
Basics
Biomass. See also Biodiesel; Biofuels
Basics
Biochemical conversion
Biomass Program
Biorefineries
Feedstocks
Infrastructure
State resources
Thermochemical conversion
Buildings. See also Federal Facilities; Homes; Schools
Building Technologies Program
Disaster recovery and reconstruction
Energy codes
Energy-efficient commercial building practices
Energy simulation program
EnergySmart Hospitals initiative
High-performance commercial buildings
Hospital Energy Alliance to help hospitals save energy
Publications
Retailer Energy Alliance to help retailers save energy
Software directory
Tax credits

Back to Top

Commercial Equipment
Standards
Consumer Information
Consumer site
Federal resources on saving energy
Tips on saving energy
Tips on saving energy (Spanish)
Cooling Systems
Consumer information
Data
Maps and Data site
Distributed Energy
Distributed energy in federal facilities
Distributed Energy Program
Doors
Consumer information

Back to Top

E85. See Ethanol
Education. See also Kids
Energy education
Energy lesson plans and activities
EERE. See Office of Energy Efficiency and Renewable Energy
Electric Vehicles. See also Hybrid Electric Vehicles
Basics
Energy Audits
Home energy audits
Industrial energy assessments
Energy Calculators
Calculators and software
Energy Efficiency and Renewable Energy Office. See Office of Energy Efficiency and Renewable Energy
Ethanol
Basics
E85 fleets
Ethanol site
Fueling station locator
Vehicles

Back to Top

Federal Facilities
Distributed energy/combined heat and power
Energy training workshop
Federal Energy Management Program
High performance buildings
Industrial facilities
Laboratory energy reduction
Operations and maintenance
Purchasing energy-efficient products
Renewable energy
Sustainable design and operations
Technology demonstrations
Transformational Energy Action Management Initiative to reduce energy consumption
Water efficiency
Financing
Financial opportunities site
Incentives related to alternative fuels and vehicles
News on tax credits related to the Energy Policy Act of 2005
Tax credits for buildings
Tax credits for hybrid and advanced technology vehicles
Fuel Cells
Basics
Fuel cell site
Hydrogen, Fuel Cells, and Infrastructure Technologies Program
Vehicle demonstration projects
Vehicles
Fuel Economy
Clean Cities Program to reduce petroleum consumption
Fuel economy site
Tips on improving gas mileage
Tips on improving gas mileage (Spanish)
Fuels. See also Alternative Fuels
Fuel and lubricants
Vehicle Technologies Program
Furnaces
Consumer information

Back to Top

Geothermal Energy
Basics
Consumer information
Direct use
Enhanced geothermal systems
Exploration and drilling
Geothermal heat pumps
Geothermal Technologies Program
Power plants
Green Power
Consumer information on buying clean electricity
Consumer information on making clean electricity
Green power marketing
Green power products by state

Back to Top

Heating
Consumer information on heat pumps
Consumer information on heating systems
Homes
Builders Challenge initiative for constructing high performance homes
Consumer information on energy efficiency and renewable energy
Energy-efficient building practices
Research on energy-efficient homes
Tips on saving energy
Tips on saving energy (Spanish)
Hybrid Electric Vehicles
Basics
Hybrid systems research
Tax credits
Hydrogen. See also Fuel Cells
Basics
Delivery
Education
Hydrogen, Fuel Cells, and Infrastructure Technologies Program
Production
Safety, codes, and standards
Storage
Systems analysis
Technology validation
Vehicles
Hydropower
Basics
Technology viability and use
Wind and Hydropower Technologies Program

Back to Top

Industry
Combustion systems
Distributed energy
Energy assessments
Energy-intensive processes
Energy management best practices
Energy management newsletter
Energy systems
Federal industrial facilities
Fuel and feedstock flexibility
Industrial Technologies Program
Materials
Nanomanufacturing
Reducing energy costs
Save Energy Now initiative
Saving energy in energy-intensive industries
Aluminum; Chemicals; Forest Products; Glass; Metal Casting; Mining; Petroleum Refining; Steel
Sensors and automation
Information Center
Insulation
Consumer information
Inventions
Inventions site
Technology development and commercialization

Back to Top

Kids
Competitions and contests
Kids site
Resources for reports on energy
Roofus' Solar and Efficient Home
Science projects and energy activities
Landscaping
Consumer information
Lighting
Consumer information
Solar lighting technologies
Maps
Maps and Data site
Methanol
Basics
News
News site

Back to Top

Office of Energy Efficiency and Renewable Energy (EERE)
Budget
Business Administration
Commercialization and Deployment
Communication standards
Congressional testimony
International activities
Media information
News
Newsletter
Office of EERE site
Organization
Planning, Budget, and Analysis
Press releases
Program evaluation
Project Management Center
Speeches
Technology alerts
Photovoltaics. See Solar Energy
Renewable Energy Production Incentives
Renewable energy production incentive site

Back to Top

Schools
Alternative fuel school buses
Saving energy in schools
Software
Energy calculators and software
Solar Energy
Active solar heating
Basics
Concentrating solar power
Consumer information
Electric systems for homes (photovoltaic systems)
Electricity technologies (photovoltaics)
Heating technologies
Lighting technologies
Passive solar design
Solar America Initiative to accelerate commercialization of technologies
Solar Energy Technologies Program
Solar house competition for college students
Swimming pool heaters
Utility water heating initiative
Water heaters
States
EERE-funded energy efficiency and renewable energy programs
EERE state activities
Energy information for state and local decision makers

Back to Top

Tax Credits. See Financing
Transportation. See Fuels; Vehicles
Tribal Energy
Development guide
Tribal energy site
Vehicles. See also Alternative Fuel Vehicles; Hybrid Electric Vehicles
Advanced combustion engines
Advanced materials
Advanced vehicle testing
Battery systems
Education
Hybrid and vehicle systems
Power electronics and electrical machines
Tax credits for light vehicles
Vehicle Technologies Program

Back to Top

Water Heating
Consumer information
Solar water heaters
Swimming pool heating
Tankless (demand) water heaters
Weatherization
Consumer information on insulation and air sealing
Weatherization and Intergovernmental Program
Weatherization assistance for low-income families
Wind Energy
Basics
Consumer FAQs
Consumer information
Siting
Technology viability and use
Wind and Hydropower Technologies Program
Wind maps
Wind Powering America initiative to increase use in the U.S.
Wind turbine basics
Windows
Consumer information

Back to Top

Questions or comments about the index?