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AIR TEMPERATURE INVERSION
Texas used towering wind turbines as accidental frost fans based on a 2019 NASA observation; the result warmed ground temperatures 4–7°F on winter nights- In 2003, scientists found Chile's Atacama desert so dry it had no detectable DNA. Now it's helping prepare for Mars missions
- ET Graphics: Why Delhi–NCR remains India’s worst air pollution hotspot
- Experts attribute spike in AQI in Mumbai to construction activities, vehicular pollutionMumbai's air quality is worsening. Experts point to construction and vehicle emissions as key culprits. The city is undergoing major infras...30 Nov, 2025, 04.37 PM IST
- Air pollution, human activity linked to worsening fog in Indo-Gangetic Plain: World Met bodyThe World Meteorological Organization (WMO) reports a surge in air pollution and winter fog across the Indo-Gangetic Plain, impacting over ...05 Sep, 2025, 04.39 PM IST
- Stubble burning caused 10% of PM2.5 pollution in Delhi from Oct 8 to Dec 7: GovtStubble burning contributed 10.6% to Delhi's PM2.5 pollution from October 8 to December 7, peaking at 35%. Winter conditions exacerbate pol...19 Dec, 2024, 09.22 PM IST
- Delhi tops polluted city list as air quality crisis persists in north IndiaDelhi's air quality plummeted this week, earning the title of India's most polluted city with a hazardous PM2.5 level of 243.3 g/m³. Expert...22 Nov, 2024, 01.42 AM IST
- Windy weather rescues Delhi's air quality: Cleanest post-Diwali in 8 years for Noida and Greater Noida tooDelhi's post-Diwali air quality improved due to favourable weather, despite increased stubble burning and local emissions. Some areas refra...02 Nov, 2024, 10.25 AM IST
- Pollution forces city-wide closures of businesses, schools in eastern PakistanPakistan's eastern provinces, including Lahore, closed schools and markets due to hazardous smog. Lahore had the world's worst air quality ...08 Nov, 2023, 02.17 PM IST
- No 'good' air quality day in Delhi in first half of 2022, shows govt dataDelhi has not recorded even a single "good" air quality day with an AQI of 50 or less in the first six months this year, according to gover...28 Jul, 2022, 08.50 PM IST
- Delhi's air quality oscillating between 'very poor' and 'severe' categoriesThe air quality Sunday morning was recorded in the 'severe' category, CPCB data showed.20 Jan, 2019, 08.25 PM IST
- Smog-filled Indian, Pak cities could turn into dangerously unhealthy snow globes: NOAASmog-filled cities in north India and Pakistan will continue to experience dangerous level of air quality over the next several months, a t...16 Nov, 2017, 02.28 PM IST
- Smog-filled Indian, Pak cities could turn into dangerously unhealthy 'snow globes': NOAAWidespread smog caused by the combustion of fuels, and the burning of crops and fires made it dangerous to be outside in cities in northern...16 Nov, 2017, 01.39 PM IST
- Emission woes: Here is why Bengaluru winter is not the same anymoreYet, Bengaluru's comfortable climate is a distinct factor that has made this city a destination for investors.17 Nov, 2016, 03.23 PM IST
- Air pollution level in Kolkata much higher than permissible limit: CSEThe official ambient air quality monitoring shows a 61 per cent increase in particulate matter in just four years - 2010 to 2013. The level...31 Jan, 2016, 05.52 PM IST
- Air quality in Delhi 'severe' post DiwaliThough the Delhi government claimed the pollution level on the Diwali night was less than last year, experts said it was too early to draw ...12 Nov, 2015, 07.22 PM IST
- Air quality in Delhi drops as Diwali festivities kick inDelhi's air quality witnessed a gradual regression on Diwali due to bursting of fireworks, with few areas of the city recording 'critical' ...11 Nov, 2015, 04.43 PM IST
- Pollution level to be 'severe' during Diwali: MeTThe meteorological department has cautioned that pollution level during Diwali night is expected to be "severe" due to bursting of firecrac...09 Nov, 2015, 09.04 PM IST
- Delhi's air toxic in summer too: ReportsThe System of Air Quality Weather Forecasting and Research, reports the daily average PM2.5 levels going up from 80 micrograms per cubic me...21 Apr, 2015, 11.31 AM IST
- Now, a software that predicts pollutants' pathResearchers in Australia claim to have developed a software that can predict which way airborne odours and pollutants, from farms or factor...06 Dec, 2008, 02.30 PM IST
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