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ROOF POND COOLING SYSTEM
In 2025, researchers built a box from porous PMMA sheets that reflected 96% of sunlight; 80°F outdoor air measured 65.3°F inside without electricity- In 2020, researchers tested a self-moistening hydrogel mat under solar panels; it cooled them by at least 10°C and boosted output by up to 19%
- In 2023, Princeton researchers tested a naturally ventilated cooling box; it stayed below outdoor air while using radiative cooling and buoyancy-driven airflow
- In a 2025 study, Penn State researchers tested porous PMMA sheets that reflected 96.4% of sunlight; a test box stayed 14.7°F cooler than the outdoor airInnovative researchers have crafted a groundbreaking porous plastic sheet that cools without any electrical input. By reflecting sunlight a...29 Aug, 2026, 02.30 PM IST
- In a 2011 Las Vegas test, a 15.24-cm wet roof pond lowered indoor peak operative temperature by about 8.5°C versus the outdoor maximumIn the summer of 2011, a groundbreaking building in Las Vegas experimented with roof pond cooling. Results indicated that wet roof ponds ef...29 Aug, 2026, 02.20 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, a Dutch sports field stored rainwater beneath artificial turf, cutting surface temperatures by nearly 50% during summer testsResearchers developed a synthetic turf with a hidden water layer for cooling. This system significantly reduced surface temperatures compar...27 Aug, 2026, 01.20 PM IST
- Columbia Engineering built a pigment-free paint filled with microscopic air pores; it stayed 6°C below surrounding air during hot desert tests in ArizonaResearchers at Columbia University and Purdue University have unveiled an experimental paint-like coating that can cool surfaces to tempera...26 Aug, 2026, 08.49 PM IST
- MIT built a three-layer passive cooling panel of aerogel, hydrogel and reflective material; tests cooled it 9.3°C below ambient and suggested up to 40% longer food storage in humid conditionsResearchers have created a passive cooling system that uses natural processes. This innovative device cools significantly below ambient air...26 Aug, 2026, 03.20 PM IST
- In 2017, CU Boulder engineers turned glass microspheres into a 50-microliter film; 10 to 20 square meters of it could help cool a family-sized houseA team of researchers has developed a groundbreaking thin film that cools surfaces without the need for electricity or water. By employing ...26 Aug, 2026, 02.10 PM 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
- Berkeley Lab built a roof coating of vanadium dioxide that flips at 67°C; across 15 US climate zones, it outperformed existing coatings in 12 and cut household electricity by 10%A team of researchers has introduced an innovative roof coating designed to respond to changing seasonal temperatures. This cutting-edge ma...25 Aug, 2026, 06.30 PM IST
- Illinois researchers tested a passive cooling film in Houston; treated metal roofs measured more than 40°F cooler in direct sunlightAs American summers heat up, public health risks escalate, prompting researchers to create an innovative coating that cools metal roofs by ...25 Aug, 2026, 02.40 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
- In 1978, Turkey Point workers found 1 crocodile nest when Florida had fewer than 300 left. 48 years later, about 400 live in its canals, turning a nuclear plant into an unlikely crocodile habitatAn unexpected discovery at Turkey Point nuclear plant in 1978 initiated a crocodile recovery. Engineers built canals which created an accid...24 Aug, 2026, 07.54 PM IST
- Texas 7th-grader Caden Pohlkamp built an underwater robot to study 12 neighborhood ponds. His surprising discovery about fountains and healthier waterTexas seventh-grader Caden Pohlkamp built an underwater robot to study 12 neighborhood ponds and investigate what makes water healthier. Hi...24 Aug, 2026, 04.30 PM IST
- Stanford ran water beneath mirror-like rooftop panels; they cooled it 3–5°C below the surrounding air by sending heat into spaceResearchers at Stanford have created innovative panels that cool water exclusively using sunlight and mirrors. These panels effectively ref...21 Aug, 2026, 01.00 PM IST
- A reflective roof coating reduced peak roof temperature by 14.1°C and indoor temperature by 2.4°C; later research found evaporative cooling could add further benefitsInnovative roofing technologies are changing the game for building temperature regulation. By utilizing white reflective coatings, sunlight...19 Aug, 2026, 02.20 PM IST
- In 2023, scientists built a rooftop tile that opens its cooling vents when hot and closes them when cold, using no electricity and cutting cooling costs 3.1-foldInnovative engineers have created high-tech roof tiles that adjust themselves to optimize building temperatures automatically. By utilizing...19 Aug, 2026, 01.50 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
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