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URBAN COOLING STRATEGIES
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°C- Irvine coated a half-mile stretch of two connected streets with cool pavement; August and September measurements found the treated asphalt ran about 7-10°F cooler
- 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 use
- 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 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 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
- Phoenix swapped black asphalt for a reflective road coating; noon surface heat fell 12°F, but pedestrians faced higher radiant heatIn an effort to lower urban heat, Phoenix tested innovative reflective pavement coatings on its roads, revealing that treated asphalt kept ...31 Aug, 2026, 05.22 PM IST
- In 2019, Buffalo scientists coated aluminum film with a cooling polymer; a small prototype cooled an enclosed box by 11°F by day and 20°F at nightScientists have engineered a cost-effective film utilizing aluminum foil combined with a polymer layer. This innovative film actively cools...30 Aug, 2026, 03.10 PM IST
- Rains Raksha in India may not be enough to fight $250 billion heat billExtreme heat poses a significant economic threat to India's workforce and GDP. Lost labor hours and reduced productivity impact both worker...28 Aug, 2026, 12.30 PM IST
- In 2024, Phoenix City Council planned to plant over 27,000 new trees and build 550 new shade structures under a $60 million plan to combat extreme temperaturesIn 2024, Phoenix City Council planned to plant over 27,000 new trees and build 550 new shade structures under a $60 million plan to combat ...26 Aug, 2026, 12.02 AM IST
- Argonne modeled Chicago’s August 2021 heatwave with different roof types; white roofs lowered air temperature by nearly 2°C and cooling energy use by 16.6%Transforming the rooftops of Chicago into cooler surfaces has led to a notable reduction in city temperatures. The use of white cool roofs ...25 Aug, 2026, 06.40 PM IST
- Tokyo used rooftop rainwater and AI-powered spraying to fight extreme urban heat; study finds potential to cool buildings and cut air-conditioning demand and reducing the intensity of heat wavesRooftop rainwater harvesting: Tokyo's rooftops may offer a new strategy for extreme heat management. Rainwater harvesting and roof sprinkli...10 Aug, 2026, 11.46 PM IST
- Rooftop rainwater could help cities stay cooler and cut heatwave days, study findsCollecting rainwater and spraying it on rooftops may cool cities during heatwaves. This system uses evaporative cooling to lower roof tempe...08 Aug, 2026, 03.48 PM IST
- Pidilite sees double-digit volume growth in FY27 despite volatile commodity prices: MD Sudhanshu VatsPidilite Industries expects double-digit volume growth in FY27 and stable earnings. The company implemented price increases to offset risin...06 Aug, 2026, 05.00 PM IST
- Keto Motors unveils Urbanova KE9, marking its entry into India's commercial electric bus segment03 Aug, 2026, 01.59 PM IST
- In 2010, a study suggested the coolest solution to global warming might also be the simplest; a fresh coat of white paint could help cool the planet: How white roofs may reduce urban heat and support climate action?In 2010, a study suggested the coolest solution to global warming might also be the simplest; a fresh coat of white paint could help cool t...28 Jul, 2026, 01.45 AM IST
- From 2007 to 2015, New York City planted one million trees across its five boroughs, a $400 million campaign to widen the shade canopy and cool streets baking under urban heatNew York City's MillionTreesNYC initiative planted one million trees between 2007 and 2015. This project aimed to cool neighborhoods and im...26 Jul, 2026, 08.30 PM IST
- Europe can’t just air-condition its way out of the heatwave meltdownEurope's infrastructure, built for cold, is struggling with record heatwaves. From buckling train tracks and melting roads to hospitals can...01 Jul, 2026, 07.14 PM IST
- Cleaner city design can cool Barcelona by up to 1.75°C, but new white roofs and parks still cannot offset the more than 6°C warming scientists project by 2100, leaving heat risk high in the neighborhoods that need help mostAmerican cities are facing a deadly surge in heat-related deaths, with fatalities more than doubling since 1999. A new study reveals that w...23 Jun, 2026, 05.02 PM IST
- Smart surfaces for cooler citiesAt every level of government, India is developing strategies for managing heat and heatwaves. But these efforts are fragmented and not yet ...18 Jun, 2022, 05.50 PM IST
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