American Solar Energy Society
ASES is a national membership organization whose mission is to attain a sustainable U.S. energy economy. ASES strives to accelerate the development and use of solar and other renewable energy resources through advocacy, education, research and collaboration among professionals, policy-makers and the public.

An Introduction to Photovoltaic Systems
Natural Resources Canada

www.californiasolarcenter.org
At the California Solar Center you will find all the information on Solar you will ever need... from the history and background to the financial incentives available currently. There are also solar forums where you can talk to other consumers and business people looking for solar information.

Solarplaza
SolarPlaza is the independent global solar energy (photovoltaic) marketplace for PV trade and information. They offer a wide range of products and services to empower your Solar PV business. They personally help installers, project developers and system integrators finding new business deals and reliable business partners. .

Photovoltaic Systems : A Buyer's Guide
From Natural Resources Canada

Solarbuzz
At Solar Buzz you can connect to solar energy companies worldwide, follow solar energy developments or access the solarbuzz research and consultancy services.

The Solar Guide
The Solar Guide is the first website that makes solar energy accessible and understandable to everyday people. The Solar Guide aims to give consumers the practical information they want about buying solar and renewable energy systems. Get straight facts about solar and renewable energies. They'll also tell you everything you want or need to know about the components of your solar energy system or wind energy system. They've also got information on up and coming renewable energies like geothermal and micro hydro, information on cool solar products, a kids' guide to solar with cool projects and more!

www.solarelectricpower.org
The Solar Electric Power Association is a nonprofit organization, formed in 1992 as the Utility Photovoltaic Group, with 175 utility, electric service provider, manufacturer, installer, government, and research members. SEPA’s mission is to facilitate the use and integration of solar electric power by utilities, electric service providers, and their customers.

The Source for Renewable Energy
The Source for Renewable Energy is a comprehensive online buyer's guide and business directory to more than 11,000 renewable energy businesses and organizations worldwide. You can locate renewable energy businesses by geographic location, by product type, by business type and by name, or search for renewable energy businesses using keywords.

ARTICLES

Solar Roof Panels: You may never have to pay for electricity again!, by Stu Silverman

A Building Focus on Solar Roof Tiles by Jesse Broehl, Editor, RenewableEnergyAccess.com

Using Solar Roofs To Power Hybrids - Treehugger.com

Million Solar Roof Initiative - U.S. Department of Energy By Richard Chapo