How does it work? Have a look, including a quick tour of a Canadian project where the technology drives down emissions and preserves more usable energy. There are many industrial processes that ...

A New Hampshire company will use a federal grant to bring space-worthy compressor technology down to Earth to better heat and cool people’s homes. The $1.7 million grant from the U.S. Department of ...

Air recirculation in ventilation systems is essentially the mixing of a certain amount of exhaust air into the supply air. This process provides a reduction in energy consumption when heating fresh ...

DENVER — When a massive event center was being developed in Denver, planners had to contend with two existing 6-foot-wide sewer pipes that emptied into the river, creating an unsightly dilemma.