How much are we affected by the EMF's coming from cell phones, microwaves and other electronic equipment? What statistics are there?

— Claudia Harmon Worthen Cambria, CA

Answered by William Janhonen on August 9, 2010

Is alder wood (and alder wood veneer) safe to use in a custom kitchen cabinet?

— Jody Klessel Wellesley Hills, MA

Answered by Molly McCabe, AKBD, CGP on August 9, 2010

How can I calculate CO2 emission reductions in residential LEED construction vs. standard construction?

— melissa Fayetteville, AR

Answered by Rick Goyette on August 9, 2010

Can you recommend a nontoxic weatherproofing that I could apply to my rabbit hutch?

— Colleen Maynard, MA

Answered by William Janhonen on August 9, 2010

I want low VOC carpet to replace my old carpeting. What are the best -- and least toxic -- conventional choices?

— liz purtell Mesa, AZ

Answered by William Janhonen on August 9, 2010

We are buying a house with a faint smell of cigarette smoke. How can I rid the walls and ceilings of the smoke smell?

— Stephen Dallas, TX

Answered by William Janhonen on August 9, 2010

What do you think about geothermal heating and cooling systems?

— Richard Paltrineri Saugus, MA

Answered by Rick Goyette on August 9, 2010

What countertop sealer should I use for my new Vetrazzo?

— Dayla Braunschweig Federal Way, WA

Answered by Molly McCabe, AKBD, CGP on August 8, 2010

I want to buy a truly natural varnish. Any brand name or retailer in the Bend, OR, area?

— Diane Whitmire Terrebonne, OR

Answered by Molly McCabe, AKBD, CGP on August 8, 2010

I have heard it is most efficient to run the fan constantly for a central air-conditioning unit. Is that correct?

— Rich Chesterfield, MO

Answered by Hamid Kashani - AIA on August 4, 2010

We live in DC, in a home built in the '50s with no insulation and a flat roof. The upstairs gets very hot in summer; any solutions?

— Shizua Oliver Washington, DC

Answered by Hamid Kashani - AIA on August 4, 2010

Is it worth it to pay for a Phoenix water heater or buy a condensing tankless water heater?

— Yesim Erke-Magent Allentown, PA

Answered by Harris Woodward on August 4, 2010

Can I use house plants to improve my home's indoor air quality?

— Tom Neff Fishers, IN

Answered by Richard Heller on August 3, 2010

Are skylights a good idea? My partner says it will admit too much heat in the summer.

— sara Akron, OH

Answered by Harris Woodward on August 3, 2010

Is there a way to test my carpet padding for PBDEs?

— Mary Hull Lake Oswego, OR

Answered by Kirsten Flynn on August 3, 2010

 

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