In the nerdy world of green construction, 20 River Terrace was already an address with a big reputation - even before everything changed.

Mr. Bellone said green construction would increase costs only 2 to 3 percent.

In Westchester recently, as in the rest of the country, interest in green construction has grown sharply.

Durability is at the core of green construction.

They also take courses focused on urban ecology and green construction.

Boston is the first city to revise its building code to ensure green construction.

When green construction becomes routine and is done in volume, however, the cost will be roughly equal, he said.

Learn about how green construction works with these articles.

If our nation is to become independent of foreign oil, green construction should be mandated in new commercial, residential architecture by every state and locality.

What constitutes "green" construction will vary according to the climate, geography and market preferences of the community in which the home will be built.