(RECAP: Basic steps for Virginia’s affordable housing will have a huge energy efficiency payoff, according to two new studies. The National Housing Trust and the Natural Resources Defense Council are part of a broad coalition looking at the issue. Michael Bodaken, executive director with the housing trust, says basic measures like compact florescent bulbs, low-flow faucets, double-pane windows, and better insulation would yield big results in existing affordable apartments; $21 billion in energy savings in eight states over the next twenty years. He says in Virginia the return is nearly three times the cost.)