India Looks to LEDs in Massive Energy Conservation Bid

Posted on Friday, January 13th, 2017

  In India, a program to equip millions of homes with energy efficient bulbs and undertake a street light retrofit is expected to lead to a significant conservation of energy in the power-starved country and reduce its carbon footprint. A year ago, Harsh Singh, who lives in a low income neighborhood in New Delhi, […]

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Using Green Roofs to Reduce Heat Islands

Posted on Friday, January 13th, 2017

A green roof, or rooftop garden, is a vegetative layer grown on a rooftop. Green roofs provide shade and remove heat from the air through evapotranspiration, reducing temperatures of the roof surface and the surrounding air. On hot summer days, the surface temperature of a green roof can be cooler than the air temperature, […]

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Super Energy Efficient Retrofits Make Low Income Housing Even More Affordable

Posted on Friday, January 13th, 2017

This morning Reneé Jones and Michael Royce both woke up in their respective state-of-the-art, sleek, ultra-sustainable, and incredibly efficient “passive” houses. The difference between the two: Royce is a retired lawyer/CEO who built his energy efficient home from scratch in Portland, Oregon, whereas Jones just moved into a retrofitted low-income building in southeast Washington, DC, […]

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How to make cities more energy efficient

Posted on Friday, January 13th, 2017

Retrofitting a small portion of buildings would have big impact on cities’ carbon emissions. Many programs encourage owners of homes and other buildings to improve their energy efficiency, sometimes offering substantial subsidies or tax incentives for doing so. Now, planners may have a way to determine where such programs can get the most […]

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Retrofits Are Key to an Energy Efficient Building Stock

Posted on Friday, January 13th, 2017

Even if all new buildings from today on were built to be net zero energy, it would take several decades for the change to have an appreciable effect on overall building energy consumption. Indeed, 50% of commercial buildings in the United States were built before 1980. Moreover, older buildings adhere to outdated standards—if they […]

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6 Ways to Fund Energy Efficiency Retrofits

Posted on Friday, January 13th, 2017

Energy efficiency is one of the most popular first steps to take when addressing corporate energy footprints, for the simple reason that small investments can produce big results. Not only does energy efficiency help keep firms in line with their regulatory obligations, but it also engages stakeholders, whether they be shareholders, employees or customers. […]

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Biofeedback system designed to control photosynthetic lighting

Posted on Thursday, January 12th, 2017

System helps lights adapt to plants’ needs in controlled environment agriculture Controlled environment agriculture is rapidly becoming an important part of the global food system. For example, there has been much interest in the potential of large-scale, indoor agricultural production – often referred to as vertical farming – as a means to produce high quantities […]

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Are LED Light Bulbs Better Than CFLs?

Posted on Thursday, January 12th, 2017

Perhaps the ultimate “alternative to the alternative,” the LED (light-emitting diode) is well on its way to dethrone the compact fluorescent light (CFL) as king of the green lighting choices. Little remain of the early challenges to acceptance: most notably, brightness and color choices are now quite satisfactory. Affordability remains a challenge but has […]

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How LED lighting helps reach the sustainable commitment for educational facilities

Posted on Thursday, January 12th, 2017

Seeing the Savings LED lighting technology has come a long way, and recent advances are making LED lighting cost-comparative to traditional sources, such as metal halide fixtures, while improving the lighting application. LED lighting with higher efficacy and visual performance offers a broader range of products to […]

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Hollywood star commits to green lighting

Posted on Thursday, January 12th, 2017

Actor-director Ed Begley Jr. earned six Emmy nominations for his work on the hit series “St. Elsewhere” and has starred in hundreds of feature films, television series and theater productions. But he is almost as famous for his environmental leadership. Begley bought his first electric car in 1970 and is known for riding his […]

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