Green Homes News

Have had the house for three years no issues but am starting tho think this condensate drain line isn’t correct. Isn’t there supposed to be a trap? Possibly another one for…

Howdy, We are building a new "Pretty Good" house at some point in the near future. I hope to meet or exceed the current energy codes while not over complicating the…

Hi everyone, I could use some guidance.I’ve been dealing with serious indoor air quality issues in my custom-built home since day one. The house is two years old, and from…

Strategies for creating super airtight ceiling assemblies

In planning a wall assembly on a new home, we're tasked with adding some fire resistance to the wall assembly while not significantly expanding the wall thickness. By adding a layer…

Location: Pierce Hall Room 301, 29 Oxford Street, Cambridge

A Harvard-China Project Research Seminar with Shangwei Liu, Postdoctoral Research Fellow in the Belfer Center’s Environment and Natural Resources Program and the Science, Technology, and Public Policy Program at the Harvard Kennedy School

Abstract: In 2021, building operations in China accounted for approximately 2.2 gigatons of CO₂ emissions, representing 21% of the nation’s total emissions, from both direct fossil fuel consumption by households and indirect emissions from electricity and co-generation heating. This talk presents two projects on building sector decarbonization:...

Read more about Accelerating Decarbonization of China’s Building Sector via Supply-Side Low-Carbon Technologies and Demand-Side Efficiency

I have a joint between two luxury vinyl planks (short side) that simply won't stay closed.  Can anyone recommend an adhesive to fuse the two planks at the joint?  Ideally…

CZ 3A/4A (N GA area) - 2001 gut renoFor context, the OSB seams on the exterior side of our attached unconditioned garage walls were not taped like the rest of…

Location: Virtual

On April 17th, HACE will welcome Professor Cass R. Sunstein (College '75, HLS ’78), Robert Walmsley University Professor at Harvard Law School, for a discussion of his latest book, Climate Justice: What Rich Nations Owe the World—and the Future. This event, hosted in partnership with the Salata Institute, will touch on the social cost of carbon and other themes in the book, as well as actions that Harvard Alumni can take locally and across the nation.

Visit the...

Read more about HACE Earth Day Event: Professor Cass R. Sunstein

Location: Virtual & The Studio, Kresge Building, 77 Huntington Avenue, Boston

A staggering 99 percent of the world’s people live in places with dangerous levels of air pollution. Dirty air has been linked to dementia, heart disease, stroke, cancer, respiratory illnesses—and millions of premature deaths each year. And climate change is only worsening the problem. This panel brings together experts in clinical care and environmental research to discuss the threat of air pollution and explore solutions.

Visit the...

Read more about Breathing easier: The pursuit of clean air

Location: Charles River

Join Harvard community members on Thursday, April 17 from 9:30 AM-12:00 PM for the annual Charles River Clean-Up!

Schools and departments across the University are partnering with the Charles River Conservancy for a morning of cleaning up trash, microplastics, and debris to support a cleaner, healthier Charles River. The CRC will provide a brief education on the local river watershed and provide tools and training. All Harvard community members and their family and friends are welcome to participate! Due to event popularity, we will have a waitlist and notify all those who sign up...

Read more about Harvard Charles River Clean-Up for Earth Day 2025

Advice in choosing a flow rate for a heat recovery or energy recovery ventilation system

I have to rebuild my pool house I just purchased due to previous owner poor construction.  Rotted out in 7 years. the foundation/frost wall is ICF and was contemplating just doing…

This is a link to a gift article, so no concerns about paywalls.I thought this was a pretty good article, it hit on a lot of points discussed here. This…

Location: Land Hall, Belfer Building, Room 400, 79 JFK St., Cambridge

This is an advanced research seminar on selected topics in environmental and resource economics. Emphasizes theoretical models, quantitative empirical analysis, and public policy applications. Includes presentations by invited outside speakers.

Christian Gollier, Toulouse School of Economics, will present “Discounting.”... Read more about Seminar in Environmental Economics and Policy

Location: Virtual

Students are deeply concerned about climate change, but the vastness of the issue can leave them feeling overwhelmed and powerless. Join Harvard Education Press authors Tom Roderick, Laura A. Schifter, and Mark Windschitl as they discuss how educators can help raise climate literacy among students and support and empower them to be part of climate solutions.

Visit the event page for...

Read more about Harvard Education Press’s Students and Climate Change: Empowering Action Webinar

I'm in zone 6 and the floor assembly is on piers, 6" off grade. Underneath is 6 mil poly and 4" of trap rock.From the bottom up:ZIP sheathing1 1/2" rigid…

Location: Kresge 202A, 677 Huntington Avenue, Boston

On Wednesday, April 16th, from 1-1:50 PM in Kresge 202A, The School of Public Health invite all Harvard students, faculty, and staff to join us for a workshop exploring the role of nature in well-being. This event will be led by Center Student Steering Committee member Niharika Jhingan, MPH ’26. Explore the connection between nature and well-being, learn about ways to incorporate more nature into your daily life, and join us on a mini quest to connect to the nature in our surroundings. This workshop involves a short walk outside, so please dress accordingly. We have limited spaces...

Read more about Noticing Nature

Hello, I am renovating my slab on grade house, I live in Ontario Canada, cold winters, hot summers...My contractor wants to insulate the lower level by putting the pink batt…

Attics in our zone require R-49. Ours will be a vented attic with one ceiling area that is vaulted. The current plan is to use blown in cellulose over the…