Originally published on Green Building Elements. Whenever I see buildings with electric lighting on during a sunny day, I am appalled at how wasteful it is. A new skylight design from the Lighting Research Center (LRC) at Rensselaer Polytechnic Institute (RPI) — a “lightscoop” — allows a reasonable amount of … [continued]
Green building hasn’t always been a good investment for the retail and hospitality markets, but growing consumer demand and economic benefits have changed the equation – more than half of all new US projects will be “green” by 2015.
CleanTechnica readers are probably most familiar with heliostats related to concentrated solar power (CSP) projects — they’re the mirrors that direct sunlight at the solar power tower. However, heliostats can be used for other purposes as well. A heliostat “is a device that includes a mirror, usually a plane mirror, which … [continued]
