BROWSE PAST ISSUES
Continuing Education Credits
With several announcements at the 2006 Greenbuild conference in Denver, the U.S. Green Building Council signaled that it would use its LEED Rating System to reduce greenhouse gas emissions, by tightening LEED requirements and by increasing the number of buildings designed to LEED standards.
Product News & Reviews
The two-stage high-capacity cold-climate heat pump that was introduced in 2004 and then discontinued in 2005 is back, and from more than one company.
A new system from Sunlight Direct includes a roof-mounted concentrating mirror that tracks the sun, fiber-optic cables, and conventional-looking light fixtures on the ceiling that deliver a calibrated mix of sunlight and electrical light.
A new concrete admixture, Hycrete, could come to replace a variety of waterproofing and corrosion-proofing membranes and coatings applied to concrete.