Rocky Mountain Institute, Snowmass, Colo., unveiled Green Footstep, a free online carbon calculator for reducing carbon emissions in building construction and retrofit projects. Green Footstep’s Web site, www.greenfootstep.org, provides case studies so users can explore how Green Footstep has allowed past projects to reach their carbon reduction goals. Users can also create a login that allows them to save and reload their own projects as they work on them.
Green Footstep, a free carbon calculator (December 2009)
This Month’s Features
Maximizing metal performance in mixed-use residential design
As mixed-use residential buildings continue to grow in scale, density, and program complexity, the exterior envelope must serve multiple programs. Contemporary projects routinely combine...
Aviation and automotive architecture with EMPAD Architecture + Design
EMPAD Architecture + Design is a 23-year-old full-service firm based in Florida that has worked across a wide array of sectors, from commercial to...
An all-metal experience for architects at METALCON 2026
Architects and designers heading to METALCON 2026 will find more than a traditional tradeshow. For three days, metal takes center stage.
Where metal meets metal: integrating caulks and sealants into design
They are integral to managing movement, controlling moisture, supporting energy efficiency, UV/weather resistance, adhesion, and preserving aesthetics.
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September 2026