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Concentration of CO2 in the Atmosphere

Designing Solar for High Density Areas

The Solar Settlement with the Sun Ship in the background: two PlusEnergy projects in Freiburg,Germany. Photo: Wikimedi.org

By Steven Winter Associates staff

Hear the term “solar energy” and you’re likely to think of vast fields of glistening panels and hillsides transformed into disco balls. Hear the term “solar energy” and you might picture suburban […]

The “Greenest Building” in Portland, Maine

Bayside Anchor apartments includes 167 rooftop solar panels to produce 70,000 kWh of clean electricity.Photo: Matthew Drost, courtesy of Avesta Housing.

By Barbara and Greg Whitchurch

It might very well be downtown Portland’s greenest building — especially the exterior, which is painted various shades of bright green. But what’s going on beneath […]

The Framework Building

Rendering of the Framework Building. Courtesy image: Lever Architecture.

By George Harvey

Officials in Portland Oregon have approved what will be the tallest wooden building in the United States. The Framework building will have eleven stories.

Michael Green, an architect in Vancouver who has been pushing wooden construction for years, explained […]

Sequestering Carbon in Buildings

Many locally-sourced wood and other fiber materials were used to build this high-performance home. Builder: New Frameworks. Photo credit: Studio SB Photography, 2016.

By Ace McArleton

“The built environment can switch from being a problem to being a solution.” Bruce King, The New Carbon Architecture (anticipated fall 2017).

Folks, let me introduce you to […]

Saving 79% in Existing Homes

Vermont’s Zero Energy Now Program

Vermont homeowners were offered a unique opportunity in 2016 to participate in a new program to save significant fossil fuels in existing homes, and the results are impressive; an average savings of 79% per home! This deep level of total energy savings was achieved through a comprehensive combination of home […]

Vermont Farm Cuts Fossil Fuel Use with Zero Energy Now

Zero Energy Now Participating Home in East Saint Johnsbury, Vermont

When the owners of a vegetable farm in East St. Johnsbury, Vt. wanted to reduce their use of fossil fuel, they turned to the Zero Energy Now program for help. Through Zero Energy Now they found a certified energy contractor (CEC) who put together […]

Zero Energy Home Builders in New Hampshire

Demonstrate Mastery in Construction and Efficiency

A BrightBuilt Home in Meriden, NH. This zero energy home was built by RH Irving. This south-facing side features Logic windows and doors and a solar array installed by Norwich Solar Technologies;

by Chris Gillespie

If you live in or near New Hampshire and are thinking […]

Can a Passive House be Beautiful, Functional, and Organic?

An Interview with Hank Keating

Stone Fruit Farm in Westport, MA.

By Barbara Whitchurch

Stone Fruit Farm, completed in 2016, is a complex of buildings in the small town of Westport, Massachusetts, built to the Passive House (PH) standard. It calls to mind the design of the classic New England connected […]

Retrofits vs. Reductions

R-60 insulation for the standing seam roof. Photos: Janice and Steve Kurkoski

By Marc Rosenbaum

I’m excited because I’ve been putting together a new online course on Deep Energy Retrofits (DER). More so than the course I teach on Zero Net Energy Homes, it’s focused on the multiple approaches and techniques for taking […]

Halfmoon Construction Wins International Award:

Best in Show for Large Residential Project

Andy Ellis receives ICF Builder Award for Best in Show in the Large Residential division at the World of Concrete Trade Show in Las Vegas on January 19, 2017. Photo courtesy Peter Ellis.

By George Harvey

Insulating Concrete Forms (ICF) have been around for […]