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MEAN RADIANT TEMPERATURE
Phoenix swapped black asphalt for a reflective road coating; noon surface heat fell 12°F, but pedestrians faced higher radiant heat- In 2025, Czech researchers reported 2024 summer tests of green facades; one Holešovice site recorded 6.4K lower mean radiant temperature than a white wall
- In 2023, Princeton researchers tested a naturally ventilated cooling box; it stayed below outdoor air while using radiative cooling and buoyancy-driven airflow
- Scientists tested reflective pavement through an Australian summer, and the road surface stayed cooler, but midday radiant heat increased above itA western Sydney trial revealed reflective roads cool surfaces but raise pedestrian temperatures. This study tracked the trade-off over a y...27 Aug, 2026, 01.10 PM IST
- Phoenix coated 36 miles of black asphalt with reflective coating to fight extreme heat. Road temperature dropped by 12°F, but pedestrians found a surprising side effectTo tackle the oppressive heat, Phoenix pioneered the use of lighter-toned roads, which successfully reduced surface temperatures significan...26 Aug, 2026, 06.26 PM IST
- In 2023, researchers found shade cooled Singapore streets by 0.8°C across 20 sites. Today, vegetation is estimated to save 228 GWh of energy yearlySingapore's trees offer significant cooling benefits for city streets. Shaded areas were found to be cooler, reducing heat stress for peopl...25 Aug, 2026, 05.18 PM IST
- Phoenix installed nine temporary shades across parks to fight extreme heat; surfaces became 46°F cooler, while adding a solar-run mister lowered air temperature by another 10°FPhoenix tested nine temporary, artist-designed shade structures across its parks in 2025 as part of an experiment to tackle extreme heat. T...25 Aug, 2026, 01.10 PM IST
- Philadelphia painted black pavement with a light-coloured coating to fight extreme heat. A year later, researchers found one clear differenceTo tackle urban heat island effects, Philadelphia is trialing cool pavement solutions. In Hunting Park, a reflective light-colored coating ...24 Aug, 2026, 08.45 PM IST
- In a 2023 Brazilian study, sheep under photovoltaic panels experienced 30% less radiant heat and up to 8°C lower wool-surface temperaturesA recent study shows sheep benefit from solar panel shade during hot weather. These animals experience significantly less radiant heat expo...20 Aug, 2026, 02.10 PM IST
- In 2024, scientists tested a zigzag-shaped wall prototype; it was up to 3.1°C cooler than a conventional radiative-cooling wall in outdoor testsEngineers have created a groundbreaking zigzag wall that cools itself through a unique design. This structure lowers its temperature by dir...19 Aug, 2026, 02.30 PM IST
- Why is aluminium foil wrapped around cryogenic tanks? Reflective layers help reduce radiant heat that can warm super-cold liquidsIn cryogenic tanks, thin reflective layers are essential for preventing heat transfer. The use of aluminum foil, known for its low emissivi...18 Aug, 2026, 02.20 PM IST
- One roll of aluminum foil could help you stay more comfortable this winter —here's how it works on drafty windowsDrafty windows quietly let warm air escape all winter. Even small gaps can make rooms feel colder and push heating bills higher. A roll of ...16 Jul, 2026, 10.01 PM IST
- Why Some Houses Never Feel Truly Warm, Even at High TemperaturesFeeling cold despite a warm thermostat? It's not just you. Experts reveal that mean radiant temperature from surfaces, drafts, and humidity...07 May, 2026, 01.55 PM IST
- Word of the Day: CrepuscularWord of the Day: Though rarely used in casual conversation, crepuscular remains one of the English language’s most evocative adjectives. Ro...08 Mar, 2026, 03.57 PM IST
- Best Frost-Free Refrigerators That Combine Performance and Modern DesignThis comprehensive guide explores the best frost-free refrigerators in the Indian market, highlighting their advanced features and energy e...24 Nov, 2024, 06.03 PM IST
- Best Inalsa Room Heaters in India: Perfect Solution for Warmer HomesAre you in search of an efficient room heater to keep you warm this upcoming winter season? If yes, please read our article where we presen...30 Oct, 2023, 06.42 PM IST
- For emerging climate tech startups, the US heat wave could be a learning curveA number of emerging climate tech startups are developing the next wave of technology that will keep us cool without frying the planet or o...30 Jul, 2023, 08.05 PM IST
- Earth is losing its glow. Blame climate change, says new studyWarming ocean waters have caused a drop in the brightness of the Earth.02 Oct, 2021, 06.24 PM IST
- Solar heating panels: Systems that reduce energy bills and enable lower carbon footprintsSolar heating panels are mainly used for fuelling radiant heating systems, absorption heat pumps/coolers and boilers comprising hot water r...07 May, 2019, 05.35 PM IST
- Amarnath yatra resumes after two days but numbers falling to the vanished lingham"It is a fact that the Uttarkhand tragedy has led to many cancellations including booking for choppers as well," Naveen Choudhary, CEO of S...22 Jul, 2013, 02.32 AM IST
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