by Lloyd Alter, Toronto on 02.23.09 via Treehugger.com
In response to our post Crossway Zero Carbon Home Brings Back the Timbrel Vault, commenter rayn wrote: “I don’t see how this house could be anywhere near zero carbon even if all the bricks were sun baked. The windows had to be created in a furnace somewhere.”
He has a point. “Zero Carbon Home” is a term with specific meaning in the UK:
A zero carbon home is one that generates as much power as it uses over the course of a year and therefore has net zero carbon dioxide emissions.
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