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acp-17-3083-2017.pdf

🔗 Source: acp.copernicus.org

📊 Size: 4.85 MB

📄 Pages: 13 pages

⬇️ Downloads: 82

Summary

Researchers studied the transport of pollutants to the Tibetan Plateau, focusing on the role of cut-off low systems in enhancing trans-Himalaya pollution transport. Using short-lived reactive aromatics as proxies, they analyzed in situ observations and model simulations, finding that top-down emissions constrained by satellite observations were 2-6 times higher than a priori emissions over the industrialized Indo-Gangetic Plain. The results showed enhancements of reactive aromatics over Tibet by a factor of 6 on average due to rapid transport from India and nearby regions during the presence of a high-altitude cut-off low system. The study suggests that cut-off low systems are a major pathway for long-range transport of pollutants, such as black carbon, and that modeling analysis reveals deficiencies in simulating this transport, which may explain the underestimation of black carbon deposition over Tibet in previous studies.

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Researchers studied the transport of pollutants to the Tibetan Plateau, focusing on the role of cut-off low systems in enhancing trans-Himalaya pollution...

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File Format: PDF
File Size: 4.85 MB
Pages: 13
Language: EN
Total Downloads: 82
Last Updated: 6 hours ago

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