Atmospheric Concentration of CO2 and PM2.5 at Salina, Stromboli, and Vulcano Islands (Italy): How Anthropogenic Sources, Ordinary Volcanic Activity and Unrests Affect Air Quality
Abstract
:1. Introduction
2. Materials and Methods
3. Study Area Setting
3.1. Salina
3.2. Stromboli
3.3. Vulcano
4. Results
4.1. PM2.5 Concentrations
4.2. Magnetic Susceptibility and Hysteresis Properties
4.3. CO2 Concentrations
5. Discussion
5.1. Atmospheric Concentration of Particulate Matter and CO2 at Stromboli Island
5.2. Atmospheric Concentration of Particulate Matter and CO2 at Vulcano Island and Effects of the 2021 Volcanic Unrest
5.3. Magnetic Properties of Oleander Leaves
6. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Site (Date) | N | T (°C) | Rh (%) | P (hPa) | Wdir (°) | Ws (m s−1) | Expl |
---|---|---|---|---|---|---|---|
Salina (4 January 2021) | 80 | 9.4 | 61 | 1010 | SSW | 3.3 | n.a. |
Stromboli (23 September 2020) | 93 | 26.6 | 74 | 1011 | WNW | 2.0 | 10–15 |
Stromboli (5 January 2021) | 78 | 13.6 | 60 | 1012 | SSW | 2.5 | 10–15 |
Stromboli (2 April 2021) | 168 | 15.4 | 83 | 1015 | SW | 4.6 | 5–9 |
Vulcano (6 April 2021) | 93 | 15.5 | 62 | 1013 | S | 2.3 | n.a. |
Vulcano (13 October 2021) | 115 | 18.5 | 79 | 1009 | WNW | 1.0 | n.a. |
Vulcano (13 November 2021) | 189 | 18.5 | 86 | 1015 | S | 3.0 | n.a. |
Site (Date) | PM2.5 (µg m−3) | CO2 (ppm) | ||||||
---|---|---|---|---|---|---|---|---|
Min | Mean | Max | σ | Min | Mean | Max | σ | |
SAL (4 January 2021) | 0.3 | 1.66 | 5.1 | 1.02 | 400 | 402 | 433 | 7.3 |
STR (23 September 2020) | 4.7 | 12.8 | 135 | 14.1 | 461 | 534 | 715 | 52.7 |
STR (5 January 2021) | 0.6 | 2.93 | 44.7 | 5.16 | 400 | 402 | 429 | 5.74 |
STR (2 April 2021) | 4.1 | 7.81 | 14.5 | 1.64 | constant at 410 ppm | |||
VUL (6 January 2021) | 2.3 | 13.6 | 656 | 68.6 | 400 | 408 | 665 | 37.5 |
VUL (13 October 2021) | n.a. | n.a. | n.a. | n.a. | 444 | 522 | 2250 | 170 |
VUL (13 November 2021) | 3.6 | 6.39 | 29.5 | 2.58 | 434 | 587 | 2044 | 246 |
Site | N | MIN | MAX | AVE χ |
---|---|---|---|---|
Salina | 8 | −0.23 | 0.49 | 0.16 |
Stromboli | 5 | 0.34 | 2.24 | 1.22 |
Vulcano | 4 | −0.05 | 2.51 | 0.71 |
Id | Ms (mAm2/kg) | Mrs (mAm2/kg) | Bc (mT) | Bcr (mT) | Bcr/Bc | Mrs/Ms |
---|---|---|---|---|---|---|
STR2 | 1.32 | 0.38 | 23.0 | 47.6 | 2.07 | 0.29 |
STR4 | 0.63 | 0.12 | 23.0 | 43.8 | 1.91 | 0.19 |
STR5 | 1.44 | 0.33 | 17.6 | 38.5 | 2.18 | 0.23 |
VUL2 | 1.51 | 0.33 | 14.7 | 43.1 | 2.92 | 0.22 |
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Madonia, P.; Cangemi, M.; Colajanni, M.; Winkler, A. Atmospheric Concentration of CO2 and PM2.5 at Salina, Stromboli, and Vulcano Islands (Italy): How Anthropogenic Sources, Ordinary Volcanic Activity and Unrests Affect Air Quality. Int. J. Environ. Res. Public Health 2022, 19, 4833. https://doi.org/10.3390/ijerph19084833
Madonia P, Cangemi M, Colajanni M, Winkler A. Atmospheric Concentration of CO2 and PM2.5 at Salina, Stromboli, and Vulcano Islands (Italy): How Anthropogenic Sources, Ordinary Volcanic Activity and Unrests Affect Air Quality. International Journal of Environmental Research and Public Health. 2022; 19(8):4833. https://doi.org/10.3390/ijerph19084833
Chicago/Turabian StyleMadonia, Paolo, Marianna Cangemi, Marcello Colajanni, and Aldo Winkler. 2022. "Atmospheric Concentration of CO2 and PM2.5 at Salina, Stromboli, and Vulcano Islands (Italy): How Anthropogenic Sources, Ordinary Volcanic Activity and Unrests Affect Air Quality" International Journal of Environmental Research and Public Health 19, no. 8: 4833. https://doi.org/10.3390/ijerph19084833