BuildingGreen Report

Product Review

May 1, 2007
Assessing solar access is a critical step in designing installations of solar water heating panels and photovoltaic (PV) modules, and in siting passive solar buildings. Until recently, we’ve had only manual tools to support that assessment, most notably the industry standard Solar Pathfinder (www.solarpathfinder.com). With Solar Pathfinder, a user... Read more

News Analysis

May 1, 2007
3M, the diversified technology company, recently announced a warranty for its Novec 1230 Fire Protection Fluid that appears to be a first for the industry. 3M’s 20-year Blue Sky Warranty guarantees that if use of Novec 1230 is banned or restricted due to ozone-depletion or global-warming potential, 3M will refund the purchase price.

Fire... Read more

News Brief

May 1, 2007

A report from the United Nations Environment Programme, titled “Buildings and Climate Change: Status, Challenges, and Opportunities,” details connections between the building industry and efforts to curb greenhouse gas emissions. According to the report, which focuses primarily on Europe, more rigorous energy efficiency standards there could... Read more

News Brief

May 1, 2007

According to the American Public Transportation Association (APTA), Americans took more than 10 billion trips on local public transportation in 2006, reaching the highest level since 1957. Ridership was up 3% between the end of 2005 and the end of 2006, and up 28% in the decade since 1996. Over the last decade, the growth rate of public transit... Read more

News Brief

May 1, 2007
Fireman’s Fund, a major national insurance company, has announced that it will give the same policy discount to homes with a solar-powered backup power system as it gives to homes with backup generators. The company’s 2% policy credit for conventional backup power systems will apply to homes using the GridPoint Connect Series from GridPoint, Inc... Read more

News Brief

May 1, 2007
The American Institute of Architects (AIA) Committee on the Environment has selected ten winners and four honorable mentions in its 2007 Top Ten Green Projects competition. Full project descriptions are online at www.aiatopten.org and in

BuildingGreen Suite.

The Top Ten

EpiCenter, Artists for Humanity (Boston;... Read more

News Analysis

May 1, 2007

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

News Brief

May 1, 2007

New Mexico Governor Signs Green Home Tax Incentive—New Mexico building owners can now earn an income tax credit for building or renovating a green building. Tax credits for residential buildings range from $4.50–$9.00 per square foot ($50–$100 per m2) for the first 2,000 ft2 (186 m2) depending on the rating a building receives through the U. S... Read more

News Analysis

May 1, 2007
Efforts to include green building features in a project are often hampered by a lack of support from lenders, particularly due to poor understanding of how to appraise those features. The Vancouver Valuation Accord, a memorandum signed in March 2007 at the Vancouver Valuation Summit in Vancouver, B.C., may bring change to green building by... Read more

News Brief

May 1, 2007

The New York City (NYC) Department of Education and the NYC Construction Authority have announced the release of the NYC Green Schools Guide and rating system, designed to bring new school construction projects into compliance with Local Law 86, which sets green building requirements for all public buildings in the city. The new rating system... Read more

Explainer

Great thermal performance with a lot of rigid foam

May 1, 2007

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

Product Review

May 1, 2007

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

News Brief

April 5, 2007

The American Institute of Architects has announced the admission of 76 architects to its College of Fellows for 2007. Elected to the position by a jury of their peers, fellows are recognized for their design achievements and for their service to the profession and the public. Among the fellows recognized were several who specialize in green... Read more

News Brief

April 5, 2007

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

News Brief

April 5, 2007
Three architects are promoting a form of housing combining new and old technologies. They propose to grow a house from trees and vines in a botanical technique called pleaching while guiding the process computationally. Dubbed the Fab Green Hab, and created by architects Mitchell Joachim, Ph.D., Javier Arbona, and Lara Greden, Ph.D., the house... Read more

Product Review

April 5, 2007
Anyone who has used a laptop computer has probably benefited from cold-cathode fluorescent lighting. Now the same technology that back-lights those computer screens is making its way into decorative and area lighting with the Micro-Brite line of cold-cathode compact fluorescent lamps (CFLs) from Litetronics.

In conventional CFLs, a

hot... Read more

Op-Ed

April 5, 2007

Now that the much-anticipated final report on PVC by the U.S. Green Building Council (USGBC) has been released (see

EBN

Vol. 16, No. 3), one may wonder how the report’s findings will affect BuildingGreen’s coverage of products and materials in

EBN and our

GreenSpec Directory. After a comprehensive and objective... Read more

News Brief

April 5, 2007

The energy firm BP (formerly British Petroleum) has announced the creation of the Energy Biosciences Institute and has selected the University of California–Berkeley, the University of Illinois–Urbana-Champaign, and Lawrence Berkeley National Laboratory to lead the effort. In addition to contributing $500 million over ten years, BP will also... Read more

News Brief

April 5, 2007

Disposal of unused drugs in toilets, as well as human and livestock excretion of drugs, has polluted surface water and groundwater with traces of pharmaceuticals. In coordination with the White House Office of National Drug Control Policy and the Department of Health and Human Services, the Environmental Protection Agency (EPA) recently... Read more

News Analysis

April 5, 2007

CertainTeed Corporation has altered the formulation of its fiber-cement siding lines to add recycled flyash. CertainTeed WeatherBoards and ColorMax fiber-cement siding lines now include 30%–50% flyash in addition to wood fiber, portland cement, and other additives. Cement is energy intensive to produce, and the use of flyash, a waste product... Read more