Covid-19 has brought about significant changes in people's daily lives, leading to a slowdown in economic activities and the implementation of restrictions and lockdowns. As a result, there have been noticeable effects on the environment. In this study, we examine the impact of Covid-19 total cases on the monthly average of carbon monoxide emissions in developed economies known for heavy pollution, covering the period from 2014 to 2023. We apply the Ambiental Kuznets curve approach to analyze the data. By employing different panel estimation techniques such as fixed effects and Driscoll-Kraay regressions, we observe a marked shift in environmental dynamics during the post-Covid era. This shift alters the statistical significance of the N-shaped Kuznets curve, rendering the relationship between economic activity and environmental impact non-significant. Interestingly, the Covid-related variables utilized in the various estimations are not statistically significant in explaining the long-term environmental effects.
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http://dx.doi.org/10.1038/s41598-023-38962-5 | DOI Listing |
Sci Total Environ
January 2025
Department of Agribusiness Management and Consumer Studies, University of Energy and Natural Resources, Sunyani, Ghana; Department of Applied Agriculture, Central University of Punjab, India.
Climate change is aggravating hunger, which is miserable in Sub-Saharan African nations like Ghana. Yet evidence of the effect of climatic variables on hunger, particularly multidimensional food security, is less illuminated in Ghana. Moreover, the decoupling effect of renewable energy on emissions and food security is rare in the Ghanaian context.
View Article and Find Full Text PDFJ Environ Manage
January 2025
Logistikum, University of Applied Sciences Upper Austria, 4400, Steyr, Austria; Supply Chain Intelligence Institute Austria, Vienna, Austria; Faculty of Business & Entrepreneurship, Daffodil International University, Daffodil Smart City, Ashulia, Dhaka, Bangladesh. Electronic address:
Environmental taxes play a critical role in mitigating air pollution and fostering sustainability by internalizing the social costs of environmental damage. By imposing financial disincentives on polluters, these taxes encourage cleaner practices and technological innovation. Using panel ARDL models, this study examines the impact of environmental taxes on CO₂ emissions across 38 OECD countries, accounting for cross-sectional dependence, non-stationarity, and heterogeneity.
View Article and Find Full Text PDFJ Environ Manage
January 2025
School of Mathematics and Statistics, University of Sydney, Sydney, NSW, Australia.
This research chooses Pakistan as an ideal case to explore the connection between economic expansion and carbon emissions, by incorporating a novel approach of using coupled stochastic equations to estimate this dynamic interaction.The GDP (Gross domestic product) in Pakistan has been ascending over the time of 1960-2023, with short episodes of stagnation (mid 80s) and decline (1973, 2009). Since 2010, the growth rate has been rising annually, reaching 4.
View Article and Find Full Text PDFJ Environ Manage
January 2025
School of Economics, Ocean University of China, No.238, Songling Road, Qingdao, 266100, China.
This study examines the Waste Kuznets Curve (WKC) hypothesis by integrating it with the Tapio decoupling model to explore the relationship between economic development and e-waste imports in 45 emerging economies from 2002 to 2022. The empirical results show that (1) the relationship between economic growth and e-waste imports exhibits an inverted U-shaped curve, with decoupling achieved when GDP per capita exceeds the WKC turning point of $10,755.23; (2) Emerging economies are categorized into six quadrants based on their e-waste decoupling status: high-income non-decoupling, low-income non-decoupling, low-income relative decoupling, high-income relative decoupling, low-income absolute decoupling, and high-income absolute decoupling; (3) Most emerging economies remain in low-income non-decoupling state, with only a few countries like China and Poland achieving high-income absolute decoupling.
View Article and Find Full Text PDFJ Environ Manage
January 2025
School of Economics and Management, Harbin University of Science and Technology, Harbin, 150080, China. Electronic address:
Concerns about global climate change, resource scarcity, and environmental degradation continue to escalate. Within this context, the circular economy has received widespread attention as a model of sustainable development. Simultaneously, China's regional economic integration (REI) strategy has been regarded as an important tool for promoting economic growth and optimizing resource allocation.
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