Noting that “it is the policy of the United States that federal agencies conduct their … missions in an environmentally, economically, and fiscally sound, integrated, continuously improving, efficient, and sustainable manner,” President George W. Bush signed an executive order titled “Strengthening Federal Environmental, Energy, and... Read more

A bill passed by the Washington State Legislature places a limited ban on the use and sale of all polybrominated diphenyl ether (PBDE) flame retardants. The legislation includes a widespread ban, effective January 1, 2008, on the octa and penta forms of PBDE, which were voluntarily discontinued by the sole manufacturer, Great Lakes Chemical... Read more

The Sustainable Forestry Initiative (SFI) announced in March 2007 that four firms have achieved accreditation by the American National Standards Institute (ANSI) to perform chain-of-custody certification audits for SFI and the Programme for the Endorsement of Forest Certification (PEFC) sustainable forestry certification systems. PEFC is an... Read more

Michael Potts has replaced Amory Lovins as CEO of the Rocky Mountain Institute (RMI), the Colorado-based nonprofit and self-described “think and do tank.” Potts has been a member of RMI’s board of trustees since 2005. He previously served as CEO of software design company American Fundware, and, most recently, as a managing partner at Galway... Read more

Energy Star, the federal energy efficiency program, has announced that it will no longer certify programmable thermostats. According to Energy Star spokesperson Jill Abelson, the thermostats have the potential to save homes $150 or more yearly when used properly, but in practice, homes with programmable thermostats don’t consume less energy... Read more

Products earning Cradle to Cradle (C2C) certification, a multifaceted program run by McDonough Braungart Design Chemistry (MBDC), are now recognized in the LEED Rating System, following an April 2007 ruling by the U.S. Green Building Council (USGBC). The new “administrative credit interpretation ruling” allows projects to earn a LEED credit if... Read more

The Collaborative for High Performance Schools (CHPS) has recognized the Greenguard Children and Schools product certification program from the Greenguard Environmental Institute (GEI) as a means of improving indoor air quality in school buildings. GEI’s product certification program complies with California’s Department of Health Services... Read more

The remarkable ability of titanium dioxide (TiO2) to refract, or bend, light makes the substance suitable for myriad applications, including pigment in paint, paper, plastics, cosmetics, and food; a light-blocking ingredient in sunscreen; and a UV-reflector in applications including ceramics and glass. In addition, some TiO2 molecules in a... Read more

Insulated concrete forms (ICFs) are permanent forms for poured-concrete walls; the forms are typically stacked without mortar before concrete is poured, providing insulation and often reducing the amount of concrete needed for the resulting wall.

The insulation material varies from system to system, with the most common being high-... Read more

Great Britain is the latest to join the growing portfolio of countries with their own green building councils. The U.K. Green Building Council (UKGBC), headed by Paul King, will be the official British affiliate of the World Green Building Council and will promote and represent green building throughout the country. UKGBC has officially adopted... Read more

The Bank of America (BOA) has announced significant additions to its environmental initiatives, unveiling $20 billion in loan programs, market encouragement, and consumer products. For its commercial customers, BOA will launch a carbon emissions trading system and offer favorable consideration to loans for companies focusing on environmentally... Read more

New Resource Bank, a San Francisco bank founded by a group of green entrepreneurs, is offering financial incentives for green building projects. The bank will offer a higher loan-to-value ratio and a 1⁄8% discount on rates for loans to commercial or multiunit residential green projects. Open since November 2006, the bank has financed several... Read more

The American Society of Heating, Refrigeration, and Air-Conditioning Engineers (ASHRAE) has announced the creation of its first certification programs for ASHRAE members and other professionals. The four programs, to be launched between 2007 and 2008, will focus on healthcare facility mechanical systems, sustainability, commissioning and... Read more

In conventional CFLs, a

hot... Read more