Green Roofs: Efficient And Pretty, Too

Greening your roof could save you 25% on energy bills, help clean the air, and provide a cool place to relax all at once.

"Anyone building a new home or business -- or renovating an older structure -- could slash their heating and cooling bills by 25 percent, double the life of their roof, reduce stormwater runoff, help clean the air, create urban wildlife habitat, and make their building look fabulous by changing just one thing. When it comes time to replace ugly asphalt shingles or a tar and gravel roof, do it with what's called a 'green roof.' It's a shallow expanse of garden that can be installed on any structure--house, office, school, factory, shopping mall."

Full Story: Raising the (green) roof


building block set

NEW! Build the world you want to see

Irresistible block set for adults when placed on a coffee table or desk, and great fun for kids.
Red necktie with map of Boston

For dads and grads: tie one on to celebrate your city!

Choose from over 20 styles imprinted with detailed city or transit maps.

NEW! City Map Posters

Available in 9 different cities.
Book cover of Where Things Are from Near to Far

Where Things Are From Near to Far

This engaging children's book about planning illustrates that "every building has its place."