HEATKEYS

Build It Solar will help people with Do It Yourself skills build solar projects that save money and reduce pollution. It is a "hands-on" site with detailed plans for solar projects including solar space heating, water heating, passive sola...

Photovoltaic applications, technologies and large-scale PV power plants

Sun and shadow position modeling with applications in accident investigation and reconstruction, forensic shadow analysis, site planning, building design, architecture, urban planning, shadow impact, solar access, daylighting, engineering, solar ener...

How to avoid shadows on solar collectors and protect your solar investments; how to explore the solar energy potential of your site and optimize your solar project according to your local architecture conditions and regional climate characteristics.

Make everything easier in your life with step-by-step instruction, how-to information, and video demonstrations awaiting your discovery at dummies.com ? the online resource for fun fact-finding.

Poetry. Submit stories, poetry, thoughts and get feedback. Free user-based forum with many features.

Solaripedia is a database of green architecture and green building resources using solar, wind and passive strategies to create sustainable built environments.

Esri is the world leader in GIS (geographic information system) modeling and mapping software and technology. This site features GIS mapping software, desktop GIS, server GIS, developer GIS, mobile GIS, GIS Web services, business GIS, Internet mappin...

The U.S. DOE Energy Efficiency and Renewable Energy Web site provides information on energy efficiency and renewable energy technologies.