A year after nearly 1,000 migrating birds were killed from striking exterior glass at Lakeside Center, an exhibition space at McCormick Place in Chicago, a $1.2-million project to install a bird-friendly pattern on windows, curtain wall and other exterior glass covering the size of two football fields was completed in September.

Measures to better protect birds may be part of plans to renovate Lakeside Center. 

A requirement passed last fall for new construction and expansions in Madison, Wis., to include bird-safe designs and materials has been formally challenged by an advocacy group representing several Wisconsin construction and real estate industry associations. 

Conservationists are hailing the passage last week by the U.S. House of Representatives of the Bird-Safe Buildings Act. 

Protectors of feathered friends are celebrating the New York City Council’s passage of the most expansive legislation in the U.S. aimed at reducing collisions of birds with buildings.