Indoor air pollution may be as much or more of a problem as pollution outdoors, according to new research. Bill O'Leary | The Washington Post | Getty Images Smoke, fungal spores, and chemicals used in certain paints, varnishes and cleaners have been shown to be harmful to human health, and yet indoor air quality is [...]

The City of Ottawa has recently announced that it will be introducing a new Backflow Prevention Program developed to prevent the backflow of contaminated water from buildings connected to the City’s drinking water system. The intent of the program is to ensure that commercial and multi-residential buildings comply with the highest industry drinking water protection [...]

Researchers have created a dielectric material that maintains a cooled state after an electrical field pulse Date:April 5, 2016/ Source:American Institute of Physics A dielectric material, when subject to an electric pulse, will absorb heat from or cool the surrounding.Credit: X. Qian and Q.M.Zhang/PSU   Turn on an electric field, and a standard [...]

New analysis nearly doubles previous estimates and shows U.S. building rooftops could generate close to 40 percent of national electricity sales March 24, 2016 Analysts at the Energy Department's National Renewable Energy Laboratory (NREL) have used detailed light detection and ranging (LiDAR) data for 128 cities nationwide, along with improved data analysis methods and simulation [...]