Scientists at NREL have achieved a

new efficiency record for cadmium telluride photovoltaic cells. The new record of 16.4% beat the previous mark of 15.8%, which had stood since 1992. Cadmium telluride is an increasingly attractive PV technology. First Solar’s new 100 MW CdTe plant in Toledo, Ohio began operation this spring (see

... Read more

On April 12, 2001 the U.S. Department of Energy released EnergyPlus, the successor to its venerable DOE-2

energy simulation software. For many years, DOE-2 has been the standard energy modeling tool for large buildings and the benchmark against which other simulation tools are tested. It has some weaknesses, however, including being notoriously... Read more

California gave a big boost to small power producers in the state by

increasing the cap on power-production systems that can feed power into the grid through

net metering provisions. The cap has been increased from 10 kilowatts to 1 megawatt. Net metering laws or regulations in more than 30 states allow power producers to “run... Read more

by Norbert Lechner, 2001. John Wiley & Sons, New York. Hardcover, 640 pages, $85

The Second Edition of

Heating, Cooling, Lighting is one of the most useful and important books on building design in the last ten years. The book is not inexpensive, but it’s worth every penny. Norbert Lechner, an architecture professor at Auburn... Read more

Atlas Roofing Corporation, which in 1998 became the first polyisocyanurate insulation manufacturer to introduce an ozone-safe product (see

EBN

Vol. 7, No. 5), is still the only manufacturer to offer such a product. While most polyiso today is made with HCFC-141b, Atlas’s AC Ultra™ technology uses a mixture of hydrocarbons as the... Read more

Nigel Howard

has accepted a position as Vice President of the U.S. Green Building Council, with primary responsibility for technical development and implementation of the LEED™ Green Building Rating System. Until November 2000, Howard was with the Building Research Establishment in the U.K., where he oversaw that organization’s influential... Read more

There are quite a few insulated concrete form (ICF) systems on the market whose manufacturers make a variety of resource efficiency claims.

EBN came across an interesting newcomer, Tech Block, at this year’s Greenprints conference in Atlanta. Tech Block uses 100% recycled EPS in a cementitious matrix similar to the popular Rastra system... Read more

EBN

is pleased to be honored by

Metropolitan Home magazine as one the

Design 100 Best of the Best: People, Places, Extraordinary Things in the “Design that Makes a Difference” category. Also recognized are architect (and

EBN Advisory Board member) Gail Lindsey, landscape architect Julie Bargmann, eco-designer Wendy... Read more

The

Architecture + Energy: Building Excellence in Sustainable Design awards program from the AIA/Portland Chapter recognizes the integration of design excellence with sustainable principles and conservation technology in commercial buildings. Historically restricted to buildings in the Northwestern U.S., this year the program invites... Read more

The United Nations Environment Programme (UNEP) and the Society of Environmental Toxicology and Chemistry (SETAC) are partnering to establish the

best available practices in

life-cycle assessment. The Life Cycle Inititative should go a long way toward harmonizing existing methods, databases, and life-cycle tools. This initiative... Read more

by Richard Pinkham. Rocky Mountain Institute, 2000. Spiral-bound, 64 pages. Available printed for $12 plus shipping from RMI, 1739 Snowmass Creek Rd., Snowmass, CO 81654; 970/927-3851; or available for free in PDF format from the RMI Web site:

www.rmi.org

The term “daylighting” is far more commonly used to refer to natural lighting,... Read more

One of Canada’s largest forest products companies, Tembec Inc., agreed in late January to work with World Wildlife Fund Canada (WWF) on certifying all of its forest operations according to Forest Stewardship Council (FSC) standards. The company controls more than 13 million hectares (50,000 square miles) across the country, an area larger than the... Read more

FPL Energy of Florida is building a

300-megawatt wind farm—the world’s largest—on the border of Oregon and Washington. The 450-turbine wind farm, which will produce enough power for approximately 70,000 homes, should be completed by the end of this year. Power from the Stateline Wind Generating Project will be sold throughout the West... Read more

We are saddened to note the passing of two mavericks in the world of sustainability. On February 20, Donella (Dana) Meadows died suddenly of bacterial meningitis at age 59. In her late 20s, Dana was principal author of

Limits to Growth (1972), one of the first books to address the limits of population growth and resource extraction.... Read more

U.S. dependence on foreign oil

during 2000 reached an all-time high at 57.0% total imports (up from 56.6% in 1998 and 55.6% in 1999), according to the February 2001 edition of

Monthly Energy Review, published by the Energy Information Administration of the U.S. Department of Energy (

www.eia.doe.gov). Net petroleum imports (... Read more

The idea of an acoustic building panel made without binders from an agricultural waste material is highly attractive. Several years ago, such a product was available in North America from Stramit USA, LLC (see

EBN

Vol. 4, No. 3). That product was based on the British product Stramit, which was invented in the 1940s and has been in... Read more

China is losing about 1,000 square miles (260,000 ha) to desert each year

, according to a story on MSNBC (January 20). More than a quarter of China is already desert, and sand dunes are now within 60 miles (96 km) of Beijing —and moving closer as quickly as 15 miles (24 km) per year! Last year many Beijing residents were hospitalized with... Read more

The

Northeast Green Building Awards, sponsored by the Massachusetts Renewable Energy Trust, were announced at the Northeast Sustainable Energy Association’s (NESEA) Building Energy 2001 conference in Medford, Massachusetts on March 23, 2001. Listed below are the First Prize winners in each of the professional categories. Other winning... Read more

Oregon’s controversial

Measure 7, which requires payments to landowners when state or local government regulations reduce property value, has been declared unconstitutional. An Oregon Circuit Court judge ruled in February that Ballot Measure 7 violates Oregon’s Constitution. This ruling is expected to be appealed, and the Oregon... Read more

The Energy Star® program, a joint effort of the U.S. Department of Energy and U.S. Environmental Protection Agency, has named

Johnson Controls among its 2001 Award Winners. Recognized for its commitment to pollution prevention by improving the energy performance of buildings throughout the U.S., the company provides building control... Read more