BackPage Primers

Combined Sewer Overflow

Combined sewer overflows (CSOs) occur in municipalities with older wastewater systems that carry both sanitary wastewater and stormwater; eliminating CSOs involves investment in wastewater infrastructure and reducing stormwater flows.
Environmental Building News—January 1, 2010

Recycled Content in Steel

Steel is made in two different facility types, which have different methods of producing and using recycled content in steel.
Environmental Building News—December 1, 2009

Programmable Thermostats

Programmable thermostats can save a lot of energy, but to do so, they have to be operated correctly.
Environmental Building News—November 1, 2009

Upgrade to LEED 2009?

Projects currently registered under LEED-NC 2.2 can transfer to LEED 2009 before certifying. Should your project switch?
Environmental Building News—October 1, 2009

Tankless Water Heaters

Tankless water heaters have some downsides, but mostly offer advantages over conventional storage water heaters.
Environmental Building News—September 1, 2009

Constructed Wetlands for Wastewater

Constructed wetlands, when used to treat wastewater, can keep nitrogen and phosphorous from the water supply and cut costs by controlling the size of drainfields.
Environmental Building News—August 1, 2009

Thermal Bridging

Thermal bridging, when one material conducts heat much better than materials around it, can reduce the effectiveness of insulation to a surprising extent.
Environmental Building News—July 1, 2009

Brominated Flame Retardants

Keeping furnishings, appliances, and building materials from catching fire and burning up is important, but many flame retardants aren't good for us or the environment.
Environmental Building News—June 1, 2009

Adaptive Thermal Comfort

Adaptive thermal comfort broadens our understanding of the comfort zone by accounting for human behavior and perception, and factors like amount of clothing and air movement.
Environmental Building News—May 1, 2009

Porous Paving

Pavement that allows infiltration of stormwater comes in a variety of types, and offers many environmental and even cost benefits.
Environmental Building News—April 1, 2009

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Nadav Malin says, “Further evidence of the folly of this pursuit? As of summer 2011 AeroVironment has dropped its wind turbine line entirely.” More...


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