Since 2025, University of Manchester researchers modelled 2,300 urban canal sections across Great Britain and Ireland. Now, the study shows canals can lower nearby temperatures by as much as 2.3°C during heatwavesUrban canals cooling: Urban canals provide a notable cooling effect on surrounding areas, particularly during heatwaves. This natural cooli...
14 Aug, 2026, 09.31 PM IST
Austrian researchers 3D-printed porous ceramic cubes for passive cooling; one water-filled prototype cooled nearby air by nearly 7°C without electricityResearchers from Austria have created groundbreaking 3D-printed ceramic cubes designed for passive cooling applications. Utilizing the prin...
10 Aug, 2026, 05.25 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
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
Opposition to data centres grows in cramped urban JapanThe more Yoriko Kitagawa learns of a massive data centre to be built near her home in Hino on the outskirts of Tokyo, the more she worries....
17 Jul, 2026, 11.20 AM IST
Millions of Americans crank a fan when the heat spikes, but the CDC and EPA warn that above the mid-90s, a fan stops cooling you and can actually push your body temperature upElectric fans offer limited relief when indoor temperatures exceed ninety degrees Fahrenheit. Above ninety-five degrees, fans can actually ...
14 Jul, 2026, 05.19 PM IST
India among 4 countries with largest number of cities at-risk from extreme heat, analysis findsIndia, Pakistan, Nigeria, and Ghana host many cities at extreme heat risk. Over ninety-five percent of these at-risk cities are in Asia and...
10 Jul, 2026, 05.39 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
While trees across Bengaluru fall during heavy monsoon storms, this engineer’s 600-sq-ft rooftop forest of 100+ fruits, vegetables and medicinal plants stands strongBengaluru's monsoon woes are being countered by a remarkable five-storey rooftop forest, cultivated by engineer Venkataraman. This 600-squa...
30 Jun, 2026, 10.15 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
Put a freeze on extreme heat: Why India needs more than just heatwave warningsIndia faces severe heatwaves. Dangerous heat now affects large areas with little relief. This crisis demands action beyond meteorology. Hea...
18 Jun, 2026, 11.41 PM IST
Megacity heatwaves are now a fatal nightmareCities are becoming dangerous places at night due to rising temperatures. Lack of cool nights strains the body, increasing risks of serious...
03 Jun, 2026, 08.44 AM IST
Heat, certainly not part of cool Viksit BAs India grapples with an unprecedented heatwave, temperatures have reached alarming highs. The implications of this extreme weather extend...
27 May, 2026, 12.18 AM IST
Cooling our cities: Why smart surfaces should be India’s next infrastructure priorityIndian cities face growing urban heat challenges. Smart Surfaces provide a promising solution. These surfaces reflect sunlight and reduce h...
02 Oct, 2025, 11.14 AM 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
You can help your city earn $500 million by just planting trees. Here's howResearchers found that tree-based ecosystem benefits had a median annual value of $505 million, which is equivalent to $1.2 million per squ...
23 Aug, 2017, 01.01 PM IST
Google Street View shows how trees regulate urban ecosystemsWith populations exploding in megacities like Shanghai and Delhi to over 20 million people, it is important to understand how green spaces ...
01 Mar, 2017, 04.47 PM IST