Renewable Energies Unit
European Commission research organization conducting studies in support of EU policies on the introduction of renewable energies into the energy supply. Includes information on solar electricity and advanced electrical storage technology.
http://ies.jrc.cec.eu.int/Renewable_Energies.45.0.html

Green Home Building
Greenhomebuilding.com focuses on sustainable architecture, natural building, solar energy, ecology, water and forest conservation, recycling, greenhouses, adobe, cob, strawbale, cordwood, papercrete, earthbag and vernacular architecture, with related resources of books, videos and links.
http://www.greenhomebuilding.com

Whole Building Design Guide
Web portal for building-related information with a "whole building" focus provided by the National Institute of Building Sciences. Areas include Design Guidance, Project Management, Operations and Maintenance, Mandates and References, and Tools.
http://www.wbdg.org/

Wick Building Systems, Inc
Wick Buildings builds metal buildings, steel buildings, pole barns, storage sheds, machine sheds, farm buildings, horse barns, commercial buildings, municipal buildings and pole buildings.
http://www.wickbuildings.com/

US Green Building Council
Non-profit organization dedicated to sustainable building design and construction. Developers of the LEED building rating system. Listings of regional chapters.
http://www.usgbc.org

Superior Energies, Inc
Fire blanket and insulation blanket manufacturer and installer
http://www.insulationsei.com/

Modular Building Consultants
Modular Building Consultants provides mobile, modular, relocatable, temporary and permanent buildings. Modular Building Consultants builds prefab mobile and modular buildings from standard mobile layouts to complex multi-unit building systems.
http://www.modularconsultants.com/

Ireland: Irish Building
Construction Directory for the Irish Construction Industry - Irish Building Industry Directory
http://www.irishbuildingindustry.ie

Visual Elements: Holmium
Image, source, uses, key isotopes, and ionisation energies.
http://www.chemsoc.org/viselements/pages/holmium.html

Visual Elements: Niobium
Image, uses, general information, and ionisation energies.
http://www.chemsoc.org/viselements/pages/niobium.html