Municipal Energy Database, Center for Excellence for Sustainable Development, U.S. Department of Energy - www.sustainable.doe.gov/business/buintro.shtml

National Renewable Energy Laboratory (NREL) - www.nrel.gov/

• NREL at a Glance - www.nrel.gov/ataglance.html
  
  
• Research & Technology - www.nrel.gov/st.html
  
  
  • Basic Sciences & Materials
    
    • Basic Sciences & Materials - www.nrel.gov/st-bsm.html
      
    • Bioenergy - www.nrel.gov/bioenergy.html
      
    • Buildings & Thermal Systems (The Center for Buildings and Thermal Systems) - www.nrel.gov/buildings_thermal/
      
    • Buildings Research - www.nrel.gov/buildings_thermal/buildings.html
      
    • Geothermal Technologies Program - www.nrel.gov/geothermal/
      
    • Solar Research - www.nrel.gov/buildings_thermal/solar.html
      
    • Facilities/Capabilities - www.nrel.gov/buildings_thermal/facilities.html
      
    • Research Awards - www.nrel.gov/buildings_thermal/awards.html
      
      
  • Computational Sciences - www.nrel.gov/csc/
    
    
  • Electricity Technologies (resources for Utilities)- www.nrel.gov/st-et.html
    
    
    • Renewable Energy Technologies, Overview - www.nrel.gov/et-overview.html
      
      • Biopower - Renewable Electricity from Plant Material - www.eere.energy.gov/biopower/main.html
        
      • Geothermal Technologies - www.nrel.gov/geothermal/
        
      • Ocean Thermal Energy Conversion - www.nrel.gov/otec/
        
      • National Center for Voltaics - www.nrel.gov/ncpv/ncpv_home.html
        
      • Concentrating Solar Power and Sub Lab - www.eere.energy.gov/csp/
        
      • National Wind Technology Center - www.nrel.gov/wind/
        
        
    • Database of Grid-Connected Renewables, Renewable Electric Plant Information System (REPiS) - www.eere.energy.gov/repis/
      
      
    • Electric Market Analysis & Applications (EMAA) - www.nrel.gov/analysis/emaa/
      
      • Business Lines - www.nrel.gov/analysis/emaa/buslines.html
        
        • Renewable Electric Data and Analysis Tools - www.nrel.gov/analysis/emaa/data.html
          
        • Technology Analysis and Applications - www.nrel.gov/analysis/emaa/tech.html
          
        • Technical Assistance and Outreach - www.nrel.gov/analysis/emaa/assist.html
          
        • Market and Policy Analysis - www.nrel.gov/analysis/emaa/markets.html
          
      • EMAA Products (online documents) - www.nrel.gov/analysis/emaa/products.html
        
      • Topical Issues Briefs (short analysis papers) - www.nrel.gov/analysis/emaa/topical.html
        
      • What's Hot!
        • Choices for a Brighter Future, Perpsectives on Renewable Energy (1999) - www.eere.energy.gov/power/choices.html
          
        • Renewable Energy Technology Characterizations (1997) - www.eere.energy.gov/power/techchar.html
          
          
    • Green Power Network - www.eere.energy.gov/greenpower/home.shtml
      
      • Green Power 101
        
      • Introduction - www.eere.energy.gov/greenpower/intro.shtml
        
      • Buying Green Power - www.eere.energy.gov/greenpower/consumers.shtml
        
      • National Green Power Marketing Conference - www.eere.energy.gov/greenpower/conference/
        
      • Estimates of Renewable Energy Capacity Serving Green Power Markets in the United States - www.eere.energy.gov/greenpower/new_gp_cap.shtml
        
      • International Marketing Activities - www.eere.energy.gov/greenpower/international.shtml
        
      • Library of Relevant Literature - www.eere.energy.gov/greenpower/library.shtml
        
      • Links to Green Power and Renewables Information - www.eere.energy.gov/greenpower/links.shtml
        
        
    • State Renewable Energy News - www.nrel.gov/analysis/sren/
      
      
  • Energy Analysis - www.nrel.gov/analysis/
    
    • About the Energy Analysis Office - www.nrel.gov/analysis/energy_analysis.html
      
    • Our Partners - www.nrel.gov/analysis/partners.html
      
    • Search Analysis Documents - http://pix.nrel.gov:8020/BASIS/nich/www/anpublic/SF
      
    • News & Events - www.nrel.gov/analysis/newsandevents.html
      
    • Resources - www.nrel.gov/analysis/resources.html
      
    • Dynamic Maps and GIS Data - www.nrel.gov/gis/
      
    • Renewable Energy Analytic Studies Network (REASN) - www.nrel.gov/reasn/
      
      
  • Hydrogen - www.nrel.gov/hydrogen.html
    
    
  • Measurement & Testing - www.nrel.gov/st-mt.html
    
    
  • Photovoltaics - www.nrel.gov/photovoltaics.html
    
    
  • Renewable Energy Resources, Renewable Energy Data Center (RReDC) - http://rredc.nrel.gov/
    
    • News - http://rredc.nrel.gov/news/
      
    • Renewable Resource Information - http://rredc.nrel.gov/otherlinks.html
      
    • Special Features -
      • Glossary of Solar Radiation Resource Terms- http://rredc.nrel.gov/solar/glossary/
        
      • PV Watts, A Performance Calculator for Grid-Connected PV Systems - http://rredc.nrel.gov/solar/calculators/PVWATTS/
        
      • KidzLinks, Links to Renewable Resource Projects and Information for Students and Teachers - http://rredc.nrel.gov/kidzlinks.html
        
      • Energy Tidbits - http://rredc.nrel.gov/tidbits.html
        
      • Unit Conversions (Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors) - http://rredc.nrel.gov/solar/pubs/redbook/conversn.html
        
        
  • Transportation, Center for Transportation Technologies and Systems - www.ctts.nrel.gov/
    
    
  • Wind Energy, National Wind Technology Center (NWTC) - www.nrel.gov/wind/
    
    • About the Program - www.nrel.gov/wind/about.html
      
      
    • Facilities Tour - www.nrel.gov/wind/facilities.html
      
      
    • For Consumers - www.nrel.gov/wind/consumers.html
      
      • For Homes and Businesses - www.nrel.gov/wind/consumer_home_business.html
        
      • Education, Training, and Resources - www.nrel.gov/wind/consumer_school.html
        
      • Links for More Information - www.nrel.gov/wind/consumer_links.html
        
        
    • Working With Industry - www.nrel.gov/wind/working.html
      
      • Partnering with the NWTC - www.nrel.gov/wind/working_partnering.html
        
      • Partnership Achievements - www.nrel.gov/wind/working_achievements.html
        
      • Wind Powering America - www.nrel.gov/wind/working_wpa.html
        
        • Wind Powering America - www.eere.energy.gov/windpoweringamerica/
          
        • About Wind Powering America - www.eere.energy.gov/windpoweringamerica/wind_powering_america.html
          
        • Regional Wind Activities and Contacts -www.eere.energy.gov/windpoweringamerica/wpa/regional_activities2.asp
          
        • Wind Power for Native Americans - www.eere.energy.gov/windpoweringamerica/native_americans.html
          
        • Public Power in Wind Power - www.eere.energy.gov/windpoweringamerica/public_power.html
          
        • Small Wind Electric Systems - www.eere.energy.gov/windpoweringamerica/small_wind.html
          
        • Questions & Answers
          
          • What Is Wind Power? - www.eere.energy.gov/windpoweringamerica/what_is_wind.html
            
          • Where Is Wind Power? - www.eere.energy.gov/windpoweringamerica/where_is_wind.html
            
          • How Do I Get Wind Power? - www.eere.energy.gov/windpoweringamerica/getting_wind.html
            
          • Frequently Asked Questions About Wind - www.eere.energy.gov/windpoweringamerica/wind_faq.html
            
      • Wind Integration - www.nrel.gov/wind/working_integration.html
        
      • Certifications & Standards - www.nrel.gov/wind/working_cert_guidelines.html
        
      • U.S. Commercial Turbine Verification Projects - www.nrel.gov/wind/working_comm.html
        
        
    • NWTC Library - www.nrel.gov/wind/nwtc_library.html
      
      • NREL's Publications Database - www.nrel.gov/publications/
        
      • Avian Literature Database - www.nrel.gov/wind/avian_lit.html
        
        
• National & International Applications - www.nrel.gov/applications.html
  
  • Developing International Markets - www.nrel.gov/international/
    
  • Developing Environmental Markets - www.nrel.gov/environment/
    
  • Saving Energy & Water in Federal Buildings, Federal Energy Management Program (FEMP) - www.nrel.gov/femp/
    
  • Assisting State & Local Governments, Your Bridge to Renewable Energy and Energy Efficiency Resources - www.nrel.gov/stateandlocal/
    
    
• Technology Transfer - www.nrel.gov/technologytransfer/
  
  • NREL Technologies Available for Licensing - www.nrel.gov/technologytransfer/license.html
    
    
• News & Events - www.nrel.gov/news.html
  
  
• Data & Documents - www.nrel.gov/dd.html
  
  • Alternative Fuels Data Center - www.afdc.nrel.gov/
    
  • Photo Library, Photographic Information Exchange (PIX) - www.nrel.gov/data/pix/pix.html
    
  • Publications Database - www.nrel.gov/publications/
    
  • Renewable Electric Plant Information System (REPiS) - www.eere.energy.gov/repis/
    
  • Renewable Resource Data Center (RReDC) - http://rredc.nrel.gov/
    
    
• Clean Energy Basics - www.nrel.gov/clean_energy/
  
  • What Is Renewable Energy? - www.nrel.gov/clean_energy/whatis_re.html
    
  • Why Is Renewable Energy Important? - www.nrel.gov/clean_energy/reimportant.html
    
  • Why Is Energy Efficiency Important? - www.nrel.gov/clean_energy/eeimportant.html
    
  • What Does Clean Energy Have to Do with Me? - www.nrel.gov/clean_energy/cleaneneergyandme.html
    
    
• Education Programs - www.nrel.gov/education/
  
  • Student Programs and Competitions - www.nrel.gov/education/student.html
    
  • Undergraduate Programs - www.nrel.gov/education/undergrad.html
    
  • Teacher Programs - www.nrel.gov/education/teacher.html
    
  • University Partnerships - www.nrel.gov/education/university.html
    
  • Educational Resources - www.nrel.gov/education/resource.html
    
    
• Features
  
  • Research Review - www.nrel.gov/research_review.html
    
    
  • Photovoltaics (PV) for Buildings - www.nrel.gov/buildings/pv/
    
    • Learn About Photovoltaics - www.nrel.gov/buildings/pv/learn.html
      
    • About Our Research - www.nrel.gov/buildings/pv/our_research.html
      
    • News & Events - www.nrel.gov/buildings/pv/new_events.html
      
    • Useful Links - www.nrel.gov/buildings/pv/useful_links.html
      
    • PV for Homes
      
      • Whole-building Design and PV for Homes - www.nrel.gov/buildings/pv/h_design.html
        
      • PV Technology, Solar Electricity for Homes - www.nrel.gov/buildings/pv/h_pv_tech.html
        
      • Financing and Incentives for Home PV Systems - www.nrel.gov/buildings/pv/h_finance.html
        
        • New York State Rebate Programs - www.nyserda.org/energyresources/photovoltaics.html
          
      • PV News, Residential Buildings - www.nrel.gov/buildings/pv/h_news.html
        
      • Additional Resources for the Home - www.nrel.gov/buildings/pv/h_add_resources.html
        
      • Feature Project, Solar Decathlon (National Solar Home Competition) - www.nrel.gov/buildings/pv/h_feature.html
        
    • PV for Commercial Buildings
      
      • Whole-building Design for Commercial Buildings - www.nrel.gov/buildings/pv/c_design.html
        
      • PV for Commercial Buildings - www.nrel.gov/buildings/pv/c_pv_tech.html
        
      • Financing and Incentives for Commercial Buildings - www.nrel.gov/buildings/pv/c_finance.html
        
      • PV News, Commercial Buildings - www.nrel.gov/buildings/pv/c_news.html
        
      • Additional Resources for Commercial Buildings - www.nrel.gov/buildings/pv/c_add_resources.html
        
      • Commercial Feature - BigHorn Home Improvement Center - www.nrel.gov/buildings/pv/c_feature.html
        
        

Smart Communities Network, Office of Energy Efficiency and Renewable Energy, U.S. Department of Energy (DOE) - www.sustainable.doe.gov/