Green Homes News

Does anyone on here regularly or have you ever used the bni cost workbooks? Do they seem to be fairly accurate? And do they have any relevant data to high…

Looking for recommendations on insulating a basement in climate zone 5a. It is currently unfinished, but will be finished at some point.Area is roughly 2000 sqft. The basement is full…

My questions are: – are the proposed filter sizes likely be sufficient for longevity? – are there issues putting two filters in the same box? (if so, what?) – what…

Understanding setbacks and thermostat setting will keep you comfortable and allow you to use your heating and cooling system efficiently

I'm working on a barn-style outbuilding with three large connected garage bays, with living quarters above and a kitchen/living area behind. My question is: Knowing that the connected garage bays…

My head is spinning from reading so much about SIP roof assemblies here on GBA, but I don't have a direct answer to my specific questions. I'm hoping I can…

Location: University Club of San Francisco, 800 Powell Street, San Francisco, CA

The Salata Institute for Climate and Sustainability, HBS’s Business and Environment Initiative, and HLS's Environmental & Energy Law Program invite you to join us for a panel discussion on how businesses, policymakers, and communities can better prepare for, respond to, and recover from climate-driven disasters. Hosted during San Francisco Climate Week, this event will bring together Harvard alumni experts from across schools and disciplines to discuss interdisciplinary approaches to enhancing resilience and adaptation in the face of extreme weather events such as the recent LA...

Read more about Alumni in Climate Networking Series: Addressing Extreme Weather, Climate Risk, and Resilience + Networking Reception

We are building on a block wall crawlspace foundation.  We hired out the block wall work, and specified exactly where we wanted the cast in bolts placed into the concrete…

I need to cap off a conduit/wire chase that runs from an unconditioned attic to the basement. I'm probably overthinking this, but I want to do this correctly since my…

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.

Benjamin Olken, Massachusetts Institute of Technology, will present “The Origins and Control of Forest Fires in the Tropics.”... Read more about Seminar in Environmental Economics and Policy

Location: HBS, Aldrich 107

Featuring Mike Messersmith (ex-President of OATLY North America and current CEO of Somerville-based Tender Food), Chloe Sorvino (Forbes reporter and author of Raw Deal: Hidden Corruption, Corporate Greed and the Fight for the Future of Meat), and Marcia Hooper (Co-founder of Branchfood).

Complimentary snacks from Clover featuring Tender. The first 30 guests will also get free copies of Raw Deal!

Visit the...

Read more about Future of Food Panel

I'm considering adding a ductless heat pump to my house. A goal is to go with r-32 because of the phaseout of r-410a and some difficulties I've heard about sourcing…

We are going to build a Pretty Good House in the PNW (zone 4c), using 2x6 24” oc af, with zip sheathing and 2” of CI. We’ve spent a lot…

Location: CMES, Rm 102, 38 Kirkland St, Cambridge

Urban rooftops—spaces that belong to everyone and no one—hold untapped potential to become critical components in addressing urban challenges such as climate adaptation, food security, energy transition, and socio-ecological inclusion.

In this lecture, Hasibe Akın will share her ongoing dissertation work as a Fulbright Visiting Researcher at Harvard University, where she is developing a Multifunctional Rooftop Model for Urban Biodiversity. Her work bridges architecture, landscape architecture, and urban ecology to explore how rooftops in metropolitan cities can be reimagined as...

Read more about Back to Nature: Multifunctional Rooftops for Biodiversity in Metropolitan Cities

Location: Virtual

Solving many if not most sustainability challenges requires coordination and cooperation amongst a wide variety of actors with diverse interests, resources, and abilities. Governance for sustainability therefore requires improving our capacity to work together between many different types of actors and across different scales of governance. This seminar will explore the experience of leaders who have strategic insights into what it takes to build and maintain a capacity to work together to advance sustainability goals. This seminar is the sixth in a virtual bi-weekly series on Building...

Read more about Capacity to govern cooperatively

Location: Virtual

Solving many if not most sustainability challenges requires coordination and cooperation amongst a wide variety of actors with diverse interests, resources, and abilities. Governance for sustainability therefore requires improving our capacity to work together between many different types of actors and across different scales of governance. This seminar will explore the experience of leaders who have strategic insights into what it takes to build and maintain a capacity to work together to advance sustainability goals. This seminar is the sixth in a virtual bi-weekly series on Building...

Read more about Capacity to govern cooperatively

TL;DR: for a central ducted heat pump system in a large house, is it better (performance-wise, more cost-effective) to use a single heat pump +/- zoning for each floor, versus…

Hello all,During a reroof of my home, I will be insulating the deck with rigid foam, adding another layer of sheathing, and cellulose or batts between joists. Much of the…

Zone 6a - Minnesota. Ideally I'd use Intello Plus on the interior of the walls and the ceiling. However, the budget is a bit tight now. Therefore, would Kraft-faced insulation…

This has been asked before but I had a few specific items to question. The prices are comparable enough. the Siga Wigluv is 1.5x the 3m as far as I can…