BuildingGreen Report

News Brief

June 7, 2007
A four-bedroom house in Freeport, Maine, is the first in the Northeast and third in the nation to achieve a Platinum rating in the LEED for Homes pilot rating system from the U.S. Green Building Council. The 3,200-ft2 (300-m2) home was designed by Richard Renner Architects and built by Wright Ryan Construction, both of Portland, Maine. It earned... Read more

News Brief

June 7, 2007

Following a successful nine-month pilot program, a mercury-thermostat recycling program is being rolled out nationwide. Created by the independent nonprofit Product Stewardship Institute and the industry-owned nonprofit Thermostat Recycling Corporation, the program works with municipal hazardous waste collection programs to collect thermostats... Read more

Op-Ed

June 7, 2007

Nuclear power is increasingly being touted as a leading solution to global climate change. Nuclear energy proponents—and a growing number of environmentalists—correctly point out that nuclear fission, the heat source in nuclear power plants, does not emit greenhouse gases. Given the clear need to reduce our carbon dioxide emissions, nuclear... Read more

News Analysis

June 7, 2007
On April 26, 2007, the California Air Resources Board (CARB) approved regulations that will, over time, dramatically reduce the levels of formaldehyde that can be emitted from interior panel products such as hardwood plywood, medium-density fiberboard (MDF), and particleboard. A few details remain to be worked out, but the “Airborne Toxic Control... Read more

News Analysis

June 7, 2007
At their inaugural regional green building conference, the Cascadia Region Green Building Council (a chapter of the U.S. Green Building Council [USGBC] and the Canada Green Building Council) and the Seattle chapter of The American Institute of Architects (AIA) brought together experts and practitioners to explore the leading edge of green building... Read more

Feature

June 7, 2007
Few building products are as ubiquitous as carpets and rugs, which cover 70% of U.S. floors, according to the Carpet and Rug Institute, the industry’s trade association. That ubiquity has come with some notoriety, as carpet has been on the front lines of several environmental skirmishes.

Emissions of volatile organic compounds (VOCs) and other... Read more

News Brief

June 7, 2007

The U.S. Department of Energy (DOE) has released version 2.0 of its EnergyPlus modeling software. Compatible with Windows and Linux operating systems, the new version of the software features additional weather and materials data, a new green roof simulation tool, and enhancements to its ventilation and mechanical systems modeling tools. More... Read more

News Brief

June 7, 2007

The U.S. Environmental Protection Agency (EPA) has released the Watershed Plan Builder, an interactive, Web-based tool designed to help planners, stakeholders, and communities develop watershed management plans. The tool creates an outline of a watershed plan tailored to a specific project based on data entered by the user. This outline walks... Read more

Explainer

Drywall types differ in cost, recyclability, and response to moisture and mold.

June 7, 2007

Drywall comes in three primary product types. Paper-faced drywall remains by far the dominant product for finishing interior walls. It is inexpensive and easy to work with (cutting panels by scoring and snapping). Environmentally, the paper is typically 100% post-consumer recycled, the gypsum core can be derived from flue-gas-desulfurization (... Read more

News Brief

June 7, 2007

The Athena Sustainable Materials Institute has released a new life-cycle assessment (LCA) tool for assemblies. The EcoCalculator for Assemblies draws on results from Athena’s Impact Estimator for Buildings to give instant LCA results for over 400 building assemblies, including those for walls, roofs, floors, and windows. Commissioned by the... 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

Op-Ed

May 1, 2007

Much has changed in the U.S. Green Building Council’s Technical Scientific Advisory Committee [TSAC] final report on PVC [see

EBN

Vol. 16, No. 3]. In this round, TSAC expanded its analysis to account for life-cycle issues that traditional LCA (life-cycle analysis) tools often miss, such as disposal issues and occupational... 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 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

Feature

May 1, 2007

In a perfect world, energy simulations and design tools would be so well integrated that each time an architect moved a wall, added a window, or changed a lighting specification, the building’s predicted energy performance would be updated and displayed instantly. With that sort of real-time feedback, designers would quickly become skilled at... 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 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

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