Abstract
Kabul city, the capital of Afghanistan, has suffered from poor air quality for the last two decades. This study focuses on Kabul's spatiotemporal characteristics of aerosol optical depth (AOD). The annual and long-term 20 years of AOD data were retrieved from Moderate Resolution Imaging Spectroradiometer (MODIS) a combination of Terra and Aqua satellites using the Google Earth Engine geospatial analysis platform to determine seasonal variation and long-term trend of the aerosols. The air mass backward trajectories were calculated using the Hybrid Single-Particle Lagrangian Integrated Trajectory (HYSPLIT) model. Furthermore, ArcGIS 10.7.1 is used to visualize the AOD over the city. The results show high AOD in summer. However, autumn is recorded as the lowest average AOD season. In addition, the 20 years of data from 2001 to 2021 shows a slight increase in AOD. We suggest that the increase in AOD in the city is due to the rapid growth of the population. The cross-boundary atmospheric aerosols affect the air quality in the city.
| Original language | English |
|---|---|
| Article number | 012022 |
| Journal | IOP Conference Series: Earth and Environmental Science |
| Volume | 1199 |
| Issue number | 1 |
| DOIs | |
| State | Published - 2023 |
| Externally published | Yes |
| Event | 2nd ASEAN International Conference on Energy and Environment, AICEE 2022 - Hybrid, Phnom Penh, Cambodia Duration: 14 Sep 2022 → 15 Sep 2022 |
Bibliographical note
Publisher Copyright:© Published under licence by IOP Publishing Ltd.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 11 Sustainable Cities and Communities
Keywords
- AOD
- Afghanistan
- Air pollution
- MODIS
- Satellite data
ASJC Scopus subject areas
- General Environmental Science
- General Earth and Planetary Sciences
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