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Nasa study shows how Covid lockdown reduced global pollution levels by 20-50%

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4 years ago

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Nasa study shows how Covid lockdown reduced global pollution levels by 20-50%

Coronavirus-induced lockdown across the world that went on for several months, notably managed to reduce the pollution generated because of gas consumption, the Nasa has determined.

While it changed into a recognized truth that the regulations and strict lockdowns throughout maximum nations withinside the international notably added down worldwide pollutants stages, Nasa researchers have now determined that due to the fact February, nitrogen dioxide stages have long past down via way of means of as a minimum 20%. Nitrogen dioxide is an air pollutant predominantly produced via way of means of combustion of fossil fuels.

“The outcomes had been supplied on the 2020 International Conference for High Performance Computing, Networking, Storage, and Analysis,” stated a Nasa record.

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What changed into the Nasa observe

That the air high-satisfactory had progressed manifold withinside the lockdown is a recognized truth and have been a speakme factor for months for the duration of the bleak days of the early lockdown period. It have become one of the few fine affects of strict regulations imposed on billions the world over.

However, scientists at Nasa determined to in addition observe the volume of this discount in pollutants stages withinside the ecosystem. The scientists evolved a computer-generated version to observe how the ecosystem might were if there has been no Covid-19 pandemic and the way it became out in those months.

“We all knew the lockdowns had been going to have an effect on air high-satisfactory,” stated lead creator Christoph Keller with Universities Space Research Association (USRA) at NASA’s Goddard Space Flight Center in Greenbelt, Maryland.

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But evaluating the modern-day atmospheric situations with that of 2019 and 2018 had been now no longer an alternative as mild versions withinside the climate also can convey good sized adjustments in pollutants stages. Thus, the Nasa specialists created a version projection of a Covid-loose Earth ecosystem in 2020 retaining in account herbal versions as well.

According to record launched via way of means of the Central Pollution Control Board (CPCB), the pollutants stages in India had been decreased via way of means of 24% withinside the pre-lockdown days of early March whilst for the duration of the national lockdown, it in addition went down via way of means of nearly 50%.

The “Impact of Lockdown at the Ambient Air Quality” record launched for the duration of the digital celebrations of the forty sixth Foundation Day of CPCB, stated PM 2.five decreased via way of means of 24% for the duration of the pre-lockdown section and changed into in addition decreased via way of means of nearly 50% withinside the lockdown stages in comparison to stages discovered in 2019.

The CPCB record taken into consideration the pre-lockdown section from March 1-21, Lockdown section-I from March 25 – April 19 and Lockdown section-II from April 20 to May 3.

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Also Read : BIHAR EDUCATION MINISTER MEWALAL CHOUDHARY RESIGNS OVER CORRUPTION ROW

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Construction Infrastructure

Greater Noida Land hurdle cleared for road linking Knowledge Park 3 with LG chowk

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2 days ago

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April 22, 2025

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Greater Noida Land hurdle cleared for road linking Knowledge Park 3 with LG chowk

The Greater Noida authority is set to issue a tender to finalise a contractor to build a 1.5km stretch of a key road connecting LG Chowk to the education hub in sector Knowledge Park 3. The private firm owning the land has agreed to give it away for the road project after 15 years of negotiations. The authority will build a central verge, drainage network, horticulture.

work to beautify the road, which has witnessed frequent road accidents due to its half-built state. The authority will issue a tender to finalise a contractor, approving a budget of ₹31 crore for the project. The road is expected to take six months to build, as the current road is half-built from the education hub to LG Chowk and the other half is not built due to land issues.

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Greater Noida is set to build a bridge across the Hindon river, connecting the education hub road to Noida’s busy areas. The work has been expedited after resolving a land dispute, as the road will witness heavy traffic once the bridge is ready. The authority will build a central verge, drainage network, and horticulture work to beautify the road, which has experienced frequent.

Road accidents due to its half-built nature. Once the bridge is completed, commuters will travel through the road with ease and reach Noida from Greater Noida in five minutes. The bridge and road stretch will alleviate the need for commuters heading towards LG Chowk and Surajpur to traverse the Noida-Greater Noida Expressway up to Pari Chowk, reducing travel.

Distance by at least 10 kms and easing congestion around Pari Chowk The Greater Noida Authority has resolved a longstanding land acquisition issue, paving the way for the construction of a crucial 1.5 km road linking LG Chowk to Knowledge Park 3. This development is expected to significantly alleviate traffic congestion at Pari Chowk.

  • Project Overview: The proposed six-lane road will feature three lanes in each direction, service roads, a central verge, and a comprehensive drainage system. These enhancements aim to improve traffic flow The road is being connected with Noida’s sectors 144, 145, and 146 through a new and do bridge being built across Hindon and enhance connectivity between key educational hubs in the region and reduce waterlogging during the monsoon season.
  • Land Acquisition Resolution: The land, previously owned by Super Cassettes Industries Ltd (T-Series), was a major bottleneck for the project. After extensive negotiations, the company has agreed to provide the necessary land for the road construction. Under the agreement, T-Series will retain 40% of the undeveloped land against external development fees, while the Greater Noida Authority will acquire.
  • Impact on Commuters: The new road is anticipated to benefit approximately 5 lakh people, providing a smoother and more efficient route between Knowledge Park 3 and LG Chowk. This will not only ease daily commutes but also support the region’s growing educational and commercial sectors This initiative reflects the Greater Noida Authority’s commitment to enhancing urban infrastructure.
  • A major hurdle has been cleared for the construction of a crucial 1.5 km road linking Knowledge Park 3 with LG Chowk in Greater Noida. The road aims to ease traffic congestion connectivity in the region, particularly benefiting the educational hubs.
  • The road project, designed to be a six-lane road with three lanes in each direction, will feature service roads, a central verge, and an efficient drainage system. These improvements are expected to enhance traffic flow and reduce waterlogging during the monsoon season, contributing to smoother commutes for the local population.
  • Group Media Publication
  1. Construction, Infrastructure and Mining   
  2. General News Platforms – IHTLive.com
  3. Entertainment News Platforms – https://anyflix.in/

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