Northglenn, a Denver suburb, opens a net zero, all-electric city hall with a mass timber structure

With more than 250 LEED projects in the works, Enermodal Engineering is Canada's most prolific green building consulting firm. In 2007, with the firm outgrowing its home office in Kitchener, Ont., the decision was made go all out with a new green building. The goal: triple Platinum for New Construction, Commercial Interiors, and Existing Buildings: O&M.

How a university and its Building Team forged a relationship with 'the toughest building authority in the country' to bring a replacement hospital in early and under budget.

Power consumption for data centers doubled from 2000 and 2006, and it is anticipated to double again by 2011, making these mission-critical facilities the nation's largest commercial user of electric power. With major technology companies investing heavily in new data centers, it's no wonder Building Teams see these mission-critical facilities as a golden opportunity, and why they are working hard to keep energy costs at data centers in check.

BD+C Senior Editor Jay Schneider is currently taking a tour of Germany's most sustainable buildings. One of the projects he visited was the Deutsche Bank Headquarters, Frankfurt, Germany, one of the world's largest sustainable retrofits. The Deutsche Bank's twin towers (one 34 stories, the other 36 stories) are undergoing a massive $271 million retrofit that will turn the complex into the world's most environmentally friendly skyscraper, which will be renamed the Green Towers. BD+C, April 14

The Green Building Initiative (GBI) recently certified its 100th building in the U.S. through the Green Globes environmental assessment and rating system.The Michael E. DeBakey Veterans Affairs (VA) Medical Center, located in Houston, received a rating of three Globes for achievements in energy efficiency and environmental management practices.

Minneapolis Public Housing Authority and Honeywell today announced a $33.6-million energy efficiency and facility renewal program that will help the housing authority improve its infrastructure, reduce its impact on the environment, and save more than $3.7 million in utility costs per year. Local contractors will also complete a majority of the work for the program, one of the largest of its kind for a public housing authority, helping boost the Twin Cities job market.

David Owen is a staff writer at The New Yorker and the author of 14 books, most recently Green Metropolis: Why Living Smaller, Living Closer, and Driving Less Are the Keys to Sustainability, in which he argues that Manhattan is the greenest community in America. He graduated from Harvard and lives in Washington, Conn., where he chairs the town planning commission.

In the wake of an extended global economic slump, local communities are pushing ahead and expanding their green building programs. More than one in five U.S. cities with populations greater than 50,000 surveyed by the American Institute of Architects (AIA) report having a policy to promote green buildings, accounting for more than 53 million people.