case study on light pollution in india

A study from January 2019 showed the constant rise in outdoor lighting in the past 20 years and the detrimental effects it has been having in many parts of India. New Delhi, Telangana, Maharashtra, Karnataka, and Uttar Pradesh have reported high levels of light pollution and saw a further increase from 1993 to 2013.

A study published in Urban Climate journal in January 2019 has shared Desai's concern that the brightness from outdoor lights is on a steady rise in various parts of India over a 20 year period. Discussing the findings, study author Pavan Kumar said New Delhi, Telangana, Maharashtra, Karnataka and Uttar Pradesh experienced increase in "very ...

The latest study of light pollution in India utilizing night-time data from 1993 to 2013 through the Defence Meteorological Satellite Program Operational Line Scanner revealed that New Delhi, ... A. Aktay, M.A. Erdo˘gan, A case study of light pollution in France, Astrophys Space Science - pp. 1-9, Springer Nature, (2020).

2.6 Light pollution in India. In developing nations like India, the supremacy of elemental issues often undermines the new-found urban problems that have the potential of affecting the environment at a larger scale. ... Observing the Impact of WWF Earth Hour on Urban Light Pollution: A Case Study in Berlin 2018 Using Differential Photometry ...

Figure 4 comprise the light pollution maps of the major Indian cities taken for the comparison. The black boundary encloses the municipal area of the city, and the colours depict the brightness levels as per the table given below. The brightness levels range from 0 to 100 Nano-watts/cm2/Sr, the. Fig. 4.

C., 2016). According to recent studies on light pollution in India, a rising trend is . ... Observing the Impact of WWF Earth Hour on Urban Light Pollution: A Case Study in Ber-

This study attempts to address the issue of light pollution in an urban setting taking Bangalore, one of the fastest-growing cities in India as an example, with the help of night-time satellite ...

The mathematical function was implemented on the images to get the light pollution data for the entire study area. The light pollution maps of India during 1993-2013 were classified into four groups (1993-1998, 1999-2003, 2004-2009 and 2010-2013). ... identified the trend of light pollution in India as whole during 1993-2013.The NTL ...

This study attempts to address the issue of light pollution in an urban setting taking Bangalore, one of the fastest-growing cities in India as an example, with the help of night-time satellite imagery by the National Oceanic and Administrative Administration, USA.

Artificial skyglow, the brightening of the night sky by artificial light at night that is scattered back to Earth within the atmosphere, is detrimental to astronomical observations and has an impact on ecosystems as a form of light pollution. In this work, we investigated the impact of the lockdown caused by the COVID-19 pandemic on the urban ...

View PDF. Light pollution is a topic gaining importance and acceptance in environmental discourse. This concept provides a framework for categorizing the adverse effects of nighttime lighting, which advocacy groups and regulatory efforts are increasingly utilizing. However, the ethical significance of the concept has, thus far, received little ...

A Study on Light Pollution in India. Mekhala Ganguly 19079. 2021, International Journal of Science and Research (IJSR) The incidence of Light pollution has increased due to the industrial revolution and modernization. The consequences of this effect can lead to a complete washout of the night sky which can be evidently seen in the given picture.

Almost all surfaces in cities also reflect light, meaning a portion of entirely down-cast light will be reflected upwards, contributing to nighttime light pollution. A recent study found that non-natural light had increased the brightness of the artificial glow of the night sky, or skyglow, by 9.2-10% every year between 2011 and 2022.

Light pollution in Delhi, India on (a) January 12, 2020 & (b) February 4, 2020 (Source: Author). ... Case studies from the different parts of the world. ... conducted a study that analyzed the ...

Light pollution, a phenomenon in which artificial nighttime light (NTL) changes the form of brightness and darkness in natural areas such as protected areas (PAs), has become a global concern due to its threat to global biodiversity. With ongoing global urbanization and climate change, the light pollution status in global PAs deserves attention for mitigation and adaptation. In this study, we ...

In winter 2021, air quality was in the 'very poor' to 'severe' category on about 75 per cent of days. In the winter of 2021, transport (∼ 12 per cent), dust (∼ 7 per cent) and domestic biomass burning (∼ 6 per cent) were the largest local contributors. About 64 per cent of Delhi's winter pollution load comes from outside of ...

There are several tools and methods to quantify light pollution due to direct or reflected light emitted towards the sky. Unmanned aerial vehicles (UAV) are still rarely used in light pollution studies. In this study, a digital camera and a sky quality meter mounted on a UAV have been used to study the relationship between indices computed on night images and night ground brightness (NGB ...

An analysis of different sources of air pollution in Kolkata has revealed that motor vehicles are the leading contributor to air pollution (51.4%) which is followed by industry (24.5%) and dust particles (21.1%), respectively ( Table 1) [ 48 ]. Table 1. Sources of air pollution emissions in Kolkata.

The use of artificial light at night has expanded and intensified over past decades, and recent advances in LED technology have accelerated those trends. Light pollution severely disrupts nocturnal ecosystems, interferes with the natural rhythms of plants and animals, mars the wilderness experience and landscape beauty, carries risks to human health and safety, and wastes energy. Individuals ...

CASE STUDY Light pollution in India: appraisal of arti cial night sky brightness of cities Tanya Kaur Bedi 1 · Kshama Puntambekar 2 · Sonal Singh 3 Received: 25 January 2020 / Accepted: 29 March ...

According to the findings in a Lancet study, the financial toll of premature deaths and morbidity caused by air pollution in India that year amounted to $28.8 billion (with a range of $21.4 ...

"Awareness of air pollution-related terminology was significantly lower among the urban poor. Only 10 per cent of people were aware of air pollution terms like AQI (air quality index) and PM 2.5, while 71 per cent of middle-class settlements were aware," the survey "Saaf Saans" conducted by NGO Chintan Environmental Research and Action Group said.

The ED has claimed that Kejriwal, as the national convenor of AAP, can be held responsible under section 70 of PMLA for his role in money laundering by the "company'' ie. AAP, and its conduct of business. As per investigations so far, the proceeds of crime of about Rs 45 crore was part of bribes received from the South Group which was ...

Air pollutant concentration of Trivandrum, the capital of Kerala, exceeded the limits of National Ambient Air Quality (NAAQ) standards, according to a study conducted in 2015 by NATPAC. These polluted corridors harbour vegetation on roadsides and traffic islands, planted solely for aesthetic appeal. Analysis of air pollution tolerance levels of existing plants can act as a scientific basis for ...

The case in Goa was also similar, when the ECI sent a notice to Arvind Kejriwal on the complaint filed by the BJP. But, the Goa Court dismissed the case citing it as baseless on Friday. I want to say to the BJP that if they want to face AAP politically, then the BJP shouldn't try to fight the elections by hiding behind the agencies.

Another Indian student, Mohammed Abdul Arafat, 25, from Hyderabad, went missing from the Cleveland area. His family then received a ransom call of $1200. Arafat went to the US for his masters in IT from Cleveland University in May 2023 but has been missing since March 7. On February 2, Vivek Taneja, a 41-year-old Indian-origin IT executive, was ...

To cite this article: Taylor Stone (2017) Light Pollution: A Case Study in Framing an Environmental Problem, Ethics, Policy & Environment, 20:3, 279-293, DOI: 10.1080/21550085.2017.1374010

The BJP thrashed the poll manifesto of the Congress, dubbing it "a bundle of lies" and alleged that the party, which ruled the country for several decades, failed to fulfil any of the promises made in its earlier manifestos for the assembly and Lok Sabha elections. BJP national spokesperson ...

An increase in transportation increased vehicular pollution and is contribute to a major share of air pollution in Delhi, a mega city of India (Nagdeve, 2004). In one of the studies from Mumbai ...

The National Investigation Agency (NIA), on Friday, said it identified the main accused who carried out the blast at the Brookfield outlet of Rameswaram Cafe in Bengaluru on March 1. According to the agency, the prime accused has been identified as Mussavir Hussain Shazib and his co-conspirator as Abdul Matheen Taahaa.