Home      About      Contact      Submit an Item      
Passive    Active    Residential    Commercial    Wind    Projects    DIY    Resources    Tools    Materials    
Watch Sungazing House by Tall Pines Thumbnail

Sungazing House Built by Tall Pines Video

Watch Solaris Thumbnail

Solaris Positive Energy (French) Video

Watch GO Home Passive House Maine Thumbnail 2 of 2

GO Home Passive House Maine Video 2 of 2





Green Architecture and Green Building

Earthship Biotecture with PVs

The high-density Greater World Gravel Pit Reclamation Project is an Earthship Biotecture community located within the world's largest off-grid legal subdivision in New Mexico, USA.  ©2012 Jonah Reynolds

Earthships Dig Their Heels Into the Hillside

An Earthship is a type of passive solar home made of natural and recycled materials. Designed and marketed by Earthship Biotecture of Taos, NM, the homes are primarily constructed to work autonomously and are generally made of earth-filled tires, ...more

View all projects


EcoCalculator for Buildings from the Athena Instit

In North America, the ATHENA® Impact Estimator for buildings is the only software tool that evaluates whole buildings and assemblies based on ...more

Pilkington Sun Angle Calculator

This handy tool provides a relatively simple method of determining solar geometry variables for architectural design, such as designing shading ...more

Energy Gauge

EnergyGauge is a family of user-friendly PC software tools that allow simple yet detailed performance-based analysis of building energy use and ...more

Solar Collector Design Program

Design your own solar collector and compute the efficiency curves in various conditions with this downloadable calculator. You can also compare ...more

View all tools

Embodied Energy Calculator

The MTWAS embodied energy calculator is based on the "Concept Model" presented in the Advisory Council on Historic Preservation report, ASSESSING ...more

World Evapotranspiration Web Viewer

Evapotranspiration is one of the dominant forces driving our climate: 61% of rainfall is lost to evapotranspiration before reaching the ocean, and ...more

Green Roof Energy Calculator

The green roof energy calculator allows you to compare the annual energy performance of a building with a vegetative green roof to the same ...more

Wisconsin Real Estate (USA)

Find or list homes for sale on the top real estate site in Wisconisin. In addition to listings, find resources such as articles about buying and ...more

View all resources