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POLLUTION DISPERSION
Delhi air particles hampering pollution fight by fettering sunlight, weakening winds: StudyAir particles in Delhi obstruct sunlight, which subsequently affects wind strength and pollution dispersal. A recent study highlights that ...- Delhi air pollution: MCD fines fail to deter violators as AQI hits season’s worst levelDelhi’s pollution-control efforts are facing fresh questions after MCD records showed that only a small fraction of fines imposed for const...
- Delhi winter pollution could be worse this year: 47 farm fires already recorded, Super El Nino, late Diwali and delayed harvesting likely to complicate thingsDelhi’s winter air pollution could face added pressure this year as stubble-burning season begins, with 47 farm fires already recorded acro...
- In August 1988, researchers released green and red dyes into a Canadian lake to uncover its hidden circulation; wind at the surface was driving water in different directions belowIn an intriguing experiment conducted at Twin West Lake, scientists employed dyes to reveal the intricate hidden currents. They discovered ...
- In 1892, engineers began the Chicago Canal to divert sewage using 42 million cubic yards of earth; more than a century later, it may help Asian carp reach the Great LakesIn 1885, Chicago undertook the monumental task of reversing its river flow to safeguard drinking water by rerouting sewage from Lake Michig...
- In 2006, Delaware listed the Broadkill watershed for nitrogen and phosphorus impairment. 18 years later, BMPs restored 7.6 miles of Ingrams Branch, ending the phosphorusThe restoration of Ingrams Branch is a powerful example of how best management practices can produce measurable improvements in water quali...
- Rotating garbage island bigger than many countries is floating in Pacific: This 1.6 million sq km patch contains 1.8 trillion pieces of plastic & is causing serious harm to natureThe Great Pacific Garbage Patch represents a vast area of ocean pollution, containing trillions of plastic pieces and thousands of tonnes o...
- In 1963, the US released nearly 480 million copper needles thinner than a human hair into orbit — the bizarre Cold War experiment was designed to create an artificial ring around EarthDuring the Cold War, Project West Ford executed a groundbreaking experiment by launching millions of copper needles into orbit. This initia...
- Delhi’s AQI sees unexpected sharp drop, lowest reading in three years for OctoberDelhi's air quality dramatically improved, dropping from a three-year October high to 'moderate' levels. This significant shift, without ra...
- Delhi's air quality turns 'very poor' after marginal improvementOfficials at the India Meteorological Department said the air quality had improved on Monday with high wind speed aiding dispersion of poll...
- Delhi's air quality improves due to high wind speed, but still 'poor'The 24-hour average AQI was 364 on Sunday, with stubble burning contributing 40 percent to Delhi's pollution and negating the effect of bet...
- Delhi's air quality remains 'very poor' due to 'unusually high' farm firesThe 24-hour average AQI was 367 on Saturday, 374 on Friday, 395 on Thursday, 297 on Wednesday, 312 on Tuesday, and 353 on Monday.
- Delhi's air quality 'very poor', stubble burning contribution may increaseThe Ministry of Earth Sciences' air quality monitor, SAFAR, said the wind direction and the wind speed is favourable for the transport of t...
- Delhi's air quality remains 'severe' for 4th consecutive dayTwenty-five areas recorded severe pollution levels, while nine recorded very poor air quality, the CPCB data showed.
- EPCA shuts industries in Delhi's pollution hotspots, bans construction activities till WednesdayThe EPCA has also banned all construction activities in Delhi, Faridabad, Gurugram, Ghaziabad and Noida till Wednesday.
- With smog covering around, Delhi's air quality turns 'severe'This is a fourth time this season that the air quality here has worsened to severe category. The first time it dipped to the severe categor...
- Delhi's air quality 'very poor', to worsen over weekendAn AQI between 0 and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor...
- India gives over 2k ltr of pollution dispersant to MaldivesIndia on Tuesday handed over 2,000 litres of pollution dispersant to Maldives after recent incidents of oil spills in the waters of the isl...
- US satellites show Delhi's air has been getting dirtier since 2000Using satellite measurements, an American scientist has found a steady increase in both PM2.5 and PM10 in Delhi's air between 2000 and 2015.
- 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...
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