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Higher mix of pollutants sent temperatures soaring in city: Study – ET HealthWorld

Hyderabad: Areas of Hyderabad city that were experienced high temperature As concentrations of pollutants were found to be high carbon monoxide (CO), nitrogen dioxide (NO2), ozone (O3), formaldehyde (HCHO), aerosols and sulfur dioxide (SO2). These areas were found to be 2.6°C warmer than other areas.

According to a recent study conducted by NIT Trichy, this pattern was seen in Asif Nagar, Charminar, Golconda, Nampally, Bahadurpura, Bandlaguda, Amberpet, Uppal and Saroornagar, where pollutants were at significantly higher than average concentrations with high temperatures.

The study, titled ‘Quantifying Urban Heat Island and Pollutant Nexus: A Novel Geospatial Approach’, identified these areas through mapping. distribution of pollutants And thermal hotspot, Using pollution risk maps, the study identified nearly 80 percent of the urban area as highly polluted, highlighting the urgent need to targeted intervention In urban planning and policy making.

different pollution levels

In urban and rural areas

The study analyzed four years of data from 2019 to 2022 and found that concentrations of CO, NO2 and O3 increased in urban areas with higher temperatures, and pollution levels varied significantly between urban and rural areas. Is. These pollutants were much higher in urban areas than in rural areas.

The findings highlight urgent health concerns linked to urban pollution and heat. Long-term exposure to high levels of pollutants can cause respiratory problems heart problems and especially aggravate existing health conditions vulnerable groups Like children and elderly.

The study also highlights the need for a paradigm shift in urban planning development practices,

Urban planners and policy makers need to consider the spatial distribution of pollutants thermal mobility When designing infrastructure, allocating green space and implementing transportation systems.

“Incorporating measures to reduce the urban heat island effect and reduce pollutant emissions should be an integral part of urban development strategies,” Anish Mathew, one of the researchers, told TOI.

need for awareness

Collective action is needed to address the challenges of urban heat and pollution. Community involvement initiatives, awareness campaigns and participatory approaches are important to promote sustainable urban environments. A recent study published in the journal Sustainable Cities & Society suggests that encouraging active participation of residents, businesses and civil society organizations can lead to the implementation of local solutions and boost resilience to the impacts of climate change. Is.

The study also highlights the relationship between urban heat and pollution and the need for a holistic approach to urban planning, public health management and environmental protection.

“By understanding and addressing these challenges, we can strive to create healthier, more liveable cities for current and future generations,” Matthews said.

  • Published on May 3, 2024 at 12:28 PM IST

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