Find out how weatherizing your home can save money and energy this winter! As the cold weather sets in, Green Needham Collaborative is offering a series of one-hour workshops addressing the unique weatherization opportunities and challenges for three common types
The Energy Department and the U.S. Environmental Protection Agency (EPA) on December 6 released the 2013 Fuel Economy Guide, giving consumers information to help them choose the most fuel-efficient and lowest greenhouse gas-emitting vehicles. The 2013 models include efficient and
Did you know that: Energy use for lighting in the new High Rock School is 35% less than code thanks to high efficiency lighting and extensive use of natural light? School buildings designed to a higher standard of energy and
Green Kids groups are active at each of Needham’s Elementary Schools. These student groups, guided by volunteer teachers and parents, organize and run energy and environment-themed educational and service programs at their schools and in the community.
A recent article in the Boston Globe business section — Design Firm Looks to Reinvent Toothbrush — caught the eye of Green Needham members. The piece featured two recent graduates of Olin College of Engineering, Jake Felser and Ollie Haas,
Black Friday means shopping for some, but Green Monday is savings for everyone. Join us on the Monday after Thanksgiving – November 26th at 7:00 pm at the Library Community Room for “Better by Design – energy efficiency in Needham’s
The Selectmen will appoint the members of the Solar Exploratory Committee at their November 14th meeting. The Committee, authorized by the Selectmen at their September 11th meeting, generated strong interest from Needham citizens interested in serving. The seven residents selected
Most solar panels have an expected lifetime of 25 years, with very little maintenance required. The individual components have lifetimes of ten years and up. The cost of maintenance and extended warranties will be an important factor of the project’s
Because photovoltaic (PV) solar systems use the full spectrum of light, the ultraviolet rays are still charging the system, even when the sunlight isn’t visible. Obviously, the system will produce more power on bright sunny days. In the event of
Solar systems that produce electricity are known as photovoltaic, or PV, systems. The term “photovoltaics” refers to the direct conversion of light into electricity at the atomic level, using silicon semiconductor materials. The power produced in direct current, or DC.