 EcoGeek → Discussion | • |
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Apr 20 → Apr 20, 2:34 BCNAngel | Quiz · 1 http://www.earthday.net/footprint/index_reset.asp?pid=8568384066039548 fill in the... |
Jan 2 → Jan 2, 2:07 dysviz | passive solar website full of goodies · 1 http://www.passivesolarenergy.info/ excellent passive solar advice, charts, diagra... |
| Dec 10 → Jan 2, 2:05 dysviz | online learning exchange emai discussion · 1 i want to discuss the nuts and bolts of ecodesign, greenbuilding, and solar DH water... |