Which is a more sustainable choice: hardwood mulch or rock?

— Julia Tullahoma, TN

Answered by Aaron Roy Coffeen on March 18, 2010

Ever heard of rubber tree wood? Is it a sustainable material for a cutting board?

— Theresa Carbrey Iowa City, IA

Answered by Susan Davis on March 18, 2010

Does a programmable thermostat really save 20% on my utility bills?

— Brenda Nabors Brooklyn, NY

Answered by Steve Saunders on March 15, 2010

What is a good drought-tolerant turf suitable for the Denver, CO area?

— Cameron P Kruger AIA Denver, CO

Answered by Aaron Roy Coffeen on March 15, 2010

Does priming and painting OSB help prevent offgassing?

— Kevin Hanrahan Smyrna, TN

Answered by Amy Green on March 12, 2010

 

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