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
In 2018, California's Kaiser Permanente opened an 8,110-square-meter medical office with a 640-kilowatt solar array. 8 years later, it cuts energy use 40% while using no fossil fuelsSolar installation is another defining part of the project's sustainability strategy. WorldGBC reports a 640-kilowatt photovoltaic array in...
06 Sep, 2026, 06.55 PM IST
Energy efficiency: India's next strategic power resourceAs India's energy needs escalate due to growth and climate challenges, the focus on efficiency emerges as a key strategy for sustainable ab...
04 Sep, 2026, 11.15 PM IST
In 2011, NASA built a 50,000-square-foot California office that used 90% less drinking water and was designed to produce 20% more energy than it neededNASA’s Sustainability Base was designed as a 50,000-square-foot office that used just 12% of conventional electricity and 10% of potable wa...
04 Sep, 2026, 07.12 PM IST
In 2018, a University of Hawaii study compared green and white roofs in Honolulu; the green roof was reported to have lower peak temperatures at the surface and nearby airA University of Hawaii graduate student tested green roofs against white ones. The green roof proved significantly cooler than the adjacent...
04 Sep, 2026, 02.00 PM IST
In 2009, the Empire State Building rebuilt 6,500 windows on site rather than replacing them, cutting energy use by 38% and paying for itself in three yearsThe Empire State Building underwent a significant renovation focusing on its windows. This project involved rebuilding existing windows ins...
03 Sep, 2026, 01.10 PM IST
In 2011, Lovell FHCC joined a green federal challenge with 3 focus areas. 3 years later, LED retrofits cut electricity 15%, saving $500,000 and 7.4 million pounds of CO2Lovell FHCC lighting project remains a useful example of how sustainability goals can produce measurable results when they are connected to...
03 Sep, 2026, 04.13 AM IST
In 2003, Fort Lewis trained 25 public works staff to improve building energy use. 2 years later, the base had achieved 20-30% greater efficiency than the ASHRAE standardFort Lewis Army Base used staff training, equipment upgrades, renovation projects, and improved operating practices to strengthen building ...
03 Sep, 2026, 12.05 AM IST
In 2011, GSA’s Chicago Federal Center joined the green challenge with 6,700 workers. 1 year later, an HVAC overhaul cut natural gas use 25% and saved $140,000 that yearThe Chicago Federal Center found a practical way to reduce energy use. GSA upgraded its HVAC system across the large federal complex. The c...
02 Sep, 2026, 07.04 PM IST
In 2025, Egyptian researchers mixed eggshell waste into clay bricks to block the walls from absorbing outside heat and transferring it indoors during hot climates; heat transfer dropped 50%Egyptian researchers tested clay bricks containing eggshell waste and found that a 10% eggshell formulation fired at 1,100°C reduced therma...
02 Sep, 2026, 03.33 PM IST
In 2023, CUHK researchers milled glass bubbles for 5 minutes before mixing cooling paint; solar reflectivity rose from 75.8% to 95.8% during field tests at noonInnovative researchers have unveiled a groundbreaking paint designed for energy-free cooling in buildings. By incorporating larger glass bu...
02 Sep, 2026, 02.20 PM IST
In 2021, Berkeley Lab made a roof coating that switches at 67°C. Today, it beats existing coatings in 12 of 15 US climate zones, cutting household electricity use 10%Installing TARC could help the average U.S. household reduce electricity consumption by up to 10 percent annually. Another advantage of TAR...
01 Sep, 2026, 08.31 PM IST
In 1995, Florida researchers coated a Cocoa Beach school roof white; over the following year, chiller energy use fell 10%, saving 13,000 kWh, while peak demand fell 35%A study conducted in Florida revealed that white roofs can drastically lower cooling costs, marking a significant achievement in the realm ...
01 Sep, 2026, 07.30 PM IST
In 1996, architects in Harare built a shopping mall modeled on termite mounds; its passive chimney vents kept the interior cool using 90% less energyConstructed in 1996, Harare's Eastgate Center exemplifies innovative design by mimicking the cooling attributes of termite mounds. This vis...
30 Aug, 2026, 02.00 PM IST
In 2023, researchers modeled fluid-filled microchannel windows; computer simulations estimated the liquid system could cut building energy use by 43 percentResearchers are developing innovative liquid windows that can control heat and light transmission. These tunable windows could potentially ...
30 Aug, 2026, 01.50 PM IST
In 2019, University of Maryland researchers stripped lignin from wood; the resulting cooling material stayed 12°F cooler than natural wood in an Arizona testScientists developed engineered wood to reflect sunlight and release heat. This material stayed cooler than natural wood when exposed to su...
25 Aug, 2026, 02.20 PM IST