The bill, based on the Clean Energy DC plan, creates a road map to reducing the District’s emissions by over 40 percent.

In its 39^th year, the international campaign raises awareness about the importance of modern building codes and strong code enforcement.

There are roughly 70 miles of lead service lines connecting homes to the public water mains in the District.

The organization’s LEED and BREEAM are the two most widely used green building programs in the world.

Inaugural event draws more than 270 participants from around the world.