How can I create a permeable pathway for my water-wise garden?

— Stan Brody, Upland, CA

Answered by Richard Heller on March 20, 2009

Is there an eco-friendly way to get rid of the poison ivy and sumac on our property?

— Jacqueline Downing, Maysville, NC

Answered by Richard Heller on March 20, 2009

Should we replace our lawn with artificial turf?

— Jeni Vullings, San Francisco, CA

Answered by Richard Heller on March 20, 2009

Will I be able to find porous concrete to meet my needs?

— Gail, Denver, Colo

Answered by Mick Dalrymple on July 10, 2008

Are there alternatives to cypress and pressure-treated pine for fences?

— Tim Martin, St. Petersburg, FL

Answered by Susan Wisniewski on May 2, 2008

Can you offer landscaping ideas for a small urban backyard?

— Robyn Shaw, Brooklyn, NY

Answered by Susan Wisniewski on May 2, 2008

What is the outlook for "porous" pavements?

— Jim

Answered by Mick Dalrymple on March 27, 2008

What are the best green alternatives to wood for decking?

— Jodi Ropert, Windsor, CA

Answered by Marian Keeler on January 7, 2008