Green Homes News

I have an A-Frame house in the Pacific NW. Build in 1960's insulation was not.I need to insulate the inside of the house with something. What is there now new…

I need a few outside observers on something I've noticed over a short period.I'm laying a small amount of brick, and sometimes I just mix sand / masonry cement in…

Hi GBA community,We live in south eastern Ontario, climate zone 6.  We are (re)building an 800 sq. foot addition to our 1890s farmhouse, doing our best to build according to…

I have a three level 2800 sq foot  house with a four zone hydronic heating system. The boiler is a New Yorker FR-122-W with a Honeywell LB124A aquastat. I have…

Should an attic be vented in a 90+ year old, two story cottage? It had minor insulation in the attic and I have to believe it isn’t air sealed. This…

We're building an unvented roof with rigid insulation on the outside and fiberglass batts on the inside.Would this board be appropriate to use?  We're in zone 3 so code only…

Location: Knafel Center, Harvard Radcliffe Institute, 10 Garden St., Cambridge

The Salata Institute for Climate and Sustainability’s inaugural event will offer an occasion to celebrate Harvard University’s new climate initiative and discuss the inspiring work that lies ahead as we rise to the global climate change challenge.... Read more about The Future Is Now: Harvard Takes On the Climate Challenge

When I moved in my garage was unfinished and basically unusable in our hot CA valley summers. Right now I'm finishing the garage walls with insulation and am wondering how…

Location: Zoom & Wexner 102, HKS, 79 JFK St., Cambridge

Ernesto Ciorra, Enel's Chief Innovability Officer, will present "Innovation and the Sustainable Energy Transition: The Role of the Private Sector."... Read more about Global Energy Transition Talk

Location: Online

Simeon Ehui, Regional Director for Sustainable Development for Africa, World Bank; Wanjira Mathai, Managing Director, Africa and Global Partnerships, World Resources Institute; and Dhesigen Naidoo, Climate Adaptation Lead, South Africa Presidential Climate Commission & Senior Research Associate,  Climate Risk and Human Security Programme, Institute for Security Studies Africa will examine the consequences of environmental degradation on food security on the continent and how water and food scarcity impacts and is impacted by local and global conflict.... Read more about Climate, Conflict, and Food Security in Africa

I’m building a small studio for my wife. I’m in North Idaho, Zone 5, 40 lb snow load, we also occasionally will see some high 50-60 mph winds, though rarely.…

I am in the process of an energy retrofit of my 1940s house in CZ5A where I've replaced my gas forced air heating system with a ductless heat pump. I'll…

A list of insulation materials with the lowest impact on occupant health and the environment

https://www.buildingscience.com/documents/insights/bsi-070-first-deal-with-the-manureI've read this article and it makes sense. However, I was wondering if you'd ever get condensation around whatever is carrying the unconditioned air through the wall behind the stove?

Location: Weld Hill Research Building, 1300 Centre St., Boston

Arnold Arboretum Director William (Ned) Friedman will present "The Magic and Meaning of a Garden of Trees."... Read more about Director’s Series | Obsessions: Fellow Organisms in the Arnold Arboretum

Hi All,I am in the process of renovating an existing garage in Seattle, Climate Zone 4C.  The foundation, floor, and walls are all poured concrete.  I have recently re-built the…

We'll be replacing our roof next year.  8-12 slope, and roughly a 1000sqft unshaded southern exposure (home at ~~45degrees latitude).  We are most likely using standing seam.I see nearly nothing…

Location: Online & Knafel Center, 10 Garden St., Cambridge

"Trauma to Transformation: A Set of Existential Opportunities to Address Environmental Justice and the Climate Crisis" with Mustafa Santiago Ali, the vice president of environmental justice, climate, and community revitalization for the National Wildlife Federation and the founder and CEO of Revitalization Strategies.... Read more about Kim and Judy Davis Dean's Lecture

Location: Zoom

Join the Climate Justice Design Fellowship group for a presentation by Catherine de Almeida.... Read more about Climate Justice Design Lecture

Hi All Looking for a sanity check on pursuing ducted ASHPs as the sole heat source for an on-going renovation of a 1915 home south of Boston (climate zone 5A). …