Xcel recycled 603 Minnesota wind-turbine blades weighing 4,188 tons into cement-kiln fuel; its repowered wind farms were expected to save customers $160 millionOld wind turbine blades are undergoing recycling by being shredded and repurposed as alternative fuel. This innovative process is now repla...
16 Sep, 2026, 02.20 PM IST
No designer outfits, no wedding planner: Gurgaon couple reveals how they saved Rs 10 lakhs on their wedding by making 5 smart choicesA Gurgaon couple brilliantly cut wedding costs by strategically booking vendors well in advance. This allowed them to negotiate prices effe...
15 Sep, 2026, 02.43 PM IST
China’s new oil refining technology could cut energy use by 91% — here’s how scientists are turning crude oil into valuable products more efficientlyChinese scientists have developed a new molecular refining method. This technique may significantly reduce energy consumption in oil proces...
14 Sep, 2026, 06.59 PM IST
Seattle’s low-income efficiency programs served 376 households in 2021; ACEEE reported 1,996 MWh in energy savings across those customersSeattle has launched innovative green initiatives aimed specifically at improving energy efficiency for low-income households. In 2021, the...
13 Sep, 2026, 01.10 PM IST
Austin weatherized 625 homes for low-income customers in 2021; Austin Energy estimated 687.5 MWh of annual savings after insulation, sealing and AC workAustin Energy's weatherization initiative has made a notable impact on energy efficiency within low-income households. By providing no-cost...
13 Sep, 2026, 01.00 PM IST
Federal court rejects Trump order keeping Michigan coal plant openA federal court ruled against the Energy Department's authority to extend a coal plant's operation. The court found no emergency existed to...
12 Sep, 2026, 06.32 AM IST
In 1988, Ed Begley Jr. bought a Studio City home for $225,000 and transformed it with solar panels, efficient appliances, and EV charging; 26 years later, it sold for $1.025 millionOver the years, actor Ed Begley Jr. has meticulously turned his home into a model of energy efficiency. This incremental renovation approac...
11 Sep, 2026, 02.30 PM IST
Penn State measured a green roof during a June 2002 heat spell; its membrane peaked near 30°C, while the uncovered roof surface climbed to nearly 70°CGreen roofs present a remarkable solution for enhancing temperature control in urban environments, effectively lowering surface temperature...
11 Sep, 2026, 02.20 PM IST
Sacramento researchers coated a retail store’s dark roof white in 2002. Its peak roof temperature fell by up to 42°C and air-conditioning energy use dropped 52%In 2002, Sacramento researchers coated a retail store’s dark roof with a reflective cool-roof coating. The roof’s peak surface temperature ...
09 Sep, 2026, 09.00 PM IST
In Tucson, a 28,000-square-foot city roof got a white elastomeric coating; cooling energy fell 50–65%, saving over 400 million Btu and nearly $4,000 a yearCool roof coatings present an easy and efficient method to lower cooling bills during hot summer days. A Tucson city building illustrated i...
09 Sep, 2026, 07.00 PM IST
Chicago planted a 20,300-square-foot green roof on City Hall; EPA says its surface can be about 100°F cooler than nearby conventional roofs and saves nearly $5,000 in energy each yearChicago's City Hall green roof demonstrates substantial cooling and energy savings. This innovative rooftop garden reduces surface temperat...
09 Sep, 2026, 02.10 PM IST
AT&T painted two Nevada telecom roofs white; roof surfaces cooled 35–40°F, reached 12°F below outdoor air, and two buildings saved about 0.5 kWh of electricity a dayA study explored how white roofs reduced energy costs for AT&T communication buildings. Researchers observed significant roof surface tempe...
08 Sep, 2026, 06.30 PM IST
Silver Sands Middle School replaced gray shingles with reflective white metal; plenum temperature fell by over 25°F, and cooling energy in Portable 096 dropped by over 33%A recent study revealed that dark roofs on portable classrooms led to increased cooling costs. By switching to white metal roofing, energy ...
08 Sep, 2026, 02.50 PM IST
A Fresno home replaced dark asphalt shingles with reflective concrete roof tiles; a Lawrence Berkeley study reported 26% lower annual cooling energy use and 37% lower peak-hour demandA recent study in Fresno demonstrated that reflective roofs could lower cooling energy consumption by an impressive twenty-six percent. Hom...
08 Sep, 2026, 01.00 PM IST
In 2001, researchers tested a white roof on a large Austin retail store; the study reported lower roof temperatures and an 11% reduction in cooling energy useA 2001 study in Austin demonstrated that white roofs lowered building temperatures significantly. This change reduced air conditioning ener...
05 Sep, 2026, 01.40 PM IST
Los Angeles swapped 140,000 of its 210,000 streetlights for LEDs over four years; energy use fell 63%, well past the 40% promised, saving $7 million a year on a $57 million programmeLos Angeles's streetlight upgrade significantly surpassed energy saving projections, achieving 63% reduction. This massive project replaced...
03 Sep, 2026, 01.20 PM IST
In 2006, Portland converted 45,000 streetlights to LEDs. 20 years later, its streetlights and signals use 66% less energy and save the city $1.5 million every yearTwo decades after 2006, Portland’s lighting story offers a useful lesson for cities considering their own energy transitions. The important...
01 Sep, 2026, 03.32 AM IST