Guest Post: Green Roofs Boost Efficiency of Buildings and Photovoltaic Panels

Planting a green garden on the roof of a building can help increase its energy performance; the vegetation infrastructure of soil, insulating and waterproof material and the vegetation itself, form an effective insulation layer on the roof of the building. Considering that the roof constitutes the primary source of energy waste in a building it is evident that planting a garden on the roof will effectively reduce unwanted energy gains from radiation in summer and reduce internal heat losses in winter – see green buildings: Rational solutions.

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Harvest Power Mobile App Upgraded for the Growing Season

Harvest Power, focused on maximizing the value of organic materials, has upgraded its Harvest Landscape Calculator, a mobile app for gardeners and landscapers. The free app, now available on Android devices in addition to iPhones and iPads, features an enhanced user interface that makes it even easier to determine how much soil, mulch or stone is needed for any gardening project.

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Beyond St. Patrick: A History of Green in Global Culture

This Sunday is St. Patrick’s Day, which means people observing the occasion are starting to see green. But the popular color (which comes second only to blue when people are picking favorites) has signified a lot more than Irish pride throughout history. With the green day almost upon us — and to celebrate the launch of our newSpectrum color search tool — we take a look at some of the other things that irresistible blend of blue and yellow has represented throughout time and across the globe.

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Guest Post: 2012 Cost Savings in Energy Efficient Lighting

While environmentally friendly business practices are often viewed as an added cost, energy efficient lighting is one area where cost savings and environmental benefits go hand in hand. Take for instance a recent retrofit completed on a tennis court just outside of Chicago; this custom – engineered retrofit has a payback period of just two years.

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