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The construction industry has been increasingly focused on meeting ever-tightening codes and achieving higher ratings in sustainability certification programs (e.g., LEED, Passive House, etc.). These standards do a good job of raising the bar, but there is a new bar…

During the winter, a home’s space heating system probably needs to work harder to make up for the HPWH. In the summer, the HPWH provides a bit of extra cooling and dehumidification. We put together some guidelines a few years…

School buildings need attention. With budgetary pressures, a lot of maintenance and repairs are being deferred and schools are not aging well. Whether it is repairing existing systems, replacing systems at the end of their useful life, renovating, or building…

The term “net zero” commonly refers to zero-energy buildings. In simple terms, a zero-energy building is one that produces as much energy as it consumes on an annual basis. There can be nuances and caveats to this definition, but for…

A lot has happened since the start of the WinterGreen newsletter, which was first distributed 20 years ago via fax machine. From the inception of LEED, to the Climate Mobilization Act, WinterGreen has covered it all. In honor of its…

The size and density of The Livonia Apartments project represented an opportunity to set a higher benchmark in green design strategies.

NYC’s building owners and real estate management firms now have one more thing on their plate to consider: Local Law 33 of 2018. LL33 compliance will assign letter grades to buildings required to benchmark energy and water consumption.

At parking structures and precast garage systems, we have found that important details and coordination needed to achieve compliant ground surface slopes are often overlooked.

The Star Garments Innovation Center is now officially certified as a Pilot EnerPHit building, the building retrofit standard under the Passive House Institute (PHI).

Many of these senior living communities are popping up both in suburbia and active urban centers in response to the current trend in senior housing preferences.

Before there was a Green New Deal in New York City, there was Local Law 87, which requires an energy audit and retro-commissioning report to be conducted and filed every 10 years.

On April 18th, Introduction 1253-2018 was approved by the New York City Council along with several other major pieces of legislation as part of a Climate Mobilization Act. While it will take some time to more precisely gauge impact across…