Green Homes News

I have 5-yr old Pella Impervia windows. With the recent Arctic-like weather in the mid-west, I left my window coverings open to maximize passive solar heat. I can feel the…

I was on vacation for 4 weeks and unfortunately while I was gone, the electricity and internet were out for days, so I was not able to keep the heat…

Possibly silly question, but when someone writes a guideline like "the overall U-value of a wall assembly (including insulation, framing, and windows) is about 1 to 2 W/m^2/K," does that…

Good morning,My wife and I have owned a 1840 three story home since 2006.  We moved out due to job relocation back in 2015.  We took this as a sign…

Hello everyone,I have a question about my situation. I live in zone 6 and I am redoing the ceiling in my home because the drywall was failing. The roof is…

How to specify the right U-factor and SHGC for your climate zone

HiI have a low slope roof with a leak. Interior is exposed beams. Built in ‘61. What I have surmised from various roofers and experts…the ceiling files are about 1.25”…

The title says it all.https://www.youtube.com/watch?v=hwSWOAkbhjA&t=322s

Location: Bell Hall (B-500), Belfer Building, HKS, 79 J.F.K. St., Cambridge

"COP 28 in Review: Perspectives from Harvard Student Observers."

... Read more about COP28 in Review

Location: HKS

"Climate Change and Planetary Health Equity" with Elizabeth Willetts, Visiting Fellow, Harvard School of Public Health.

The Salata Institute’s Climate Research Workshops bring Harvard University faculty together to present and discuss recent climate-related research papers and scholarly publications. Under Chatham House Rule, Faculty will learn about current research taking place across Harvard, engage in interdisciplinary dialogues, and forge connections and research collaborations. The Spring 2024 Workshop will primarily focus on climate adaptation and mitigation, led by the...

Read more about Climate Research Workshop

Location: Wexner 434AB, HKS, 79 JFK St., Cambridge

The Mossavar-Rahmani Center for Business and Government at HKS presents Thomas J. Healey, M-RCBG Senior Fellow.

... Read more about Building an Electrical Grid for the Future

There are many articles (many of which conflict with each other) about rim joist insulation details but why not just insulate that area with the same materials as the wall…

The good news is the model can save thousands of dollars. The downside is limited backup heat, which could mean running out of hot water.

On my duct plan I have some 4,5 & 6 in branch airtight takeoffs that come off a 14in round trunk line that is metal.My question is how to attach…

In this video, Architect Steve Baczek discusses air barrier continuity at the ceiling plane, how to connect that air barrier to the exterior walls air barrier and how to design…

I am converting the unfinished space above my 2 car garage to an apartment.  Location is Southern Maine (cold).  I've already gotten fairly far in the project.For the apartment ceiling...…

Location: Longfellow Hall, 13 Appian Way Cambridge, MA

"How the environment affects early childhood development--and a roadmap for resilience" with Chelsea Clinton."

... Read more about A Healthy Childhood in a Changing Climate

I’m installing a direct vent (not power vent) storage tank water heater, and one of the options for the exhaust vent location is under the vented soffit. Though the vent…

Location: Pierce Hall 100F, 29 Oxford St., Cambridge

A Harvard-China Project Research Seminar with Feng Song, Associate Professor, Renmin University of China and Harvard-China Project Visiting Scholar.

... Read more about Progress in China’s Electricity MMarket Reform and Assessing Its Impact on Generation Efficiency

Is there any reason not to use synthetic underlay instead of asphalt roof felt? It is 3/4 site finished oakThanks