Scientific Data

Datasets, code, supplementary materials, and data products associated with published research.

Available Datasets

21st-Century Global Dust Cycle Reconstruction

Processed data products and plotting code (Figures 1–6) for the observation-constrained reconstruction of the global dust cycle during 2003–2023, including multi-sensor satellite records (IASI, MIDAS–Aqua/Terra, LIVAS/CALIPSO), aerosol reanalyses (MERRA-2, CAMS, NAAPS), AERONET station data, and global and regional trend results.
Data repository: Zenodo (DOI: 10.5281/zenodo.20264803) · CC BY 4.0
Inverse-model code: Zenodo record 21828786 (Kok group, UCLA; used in this study)
Associated publication: Gupta et al. (2026), Science Advances.

Hunga Tonga–Hunga Ha'apai Eruption: Supplementary Data & Movies

Supplementary data files and movies for the eruption chronology of the December 2021 to January 2022 Hunga Tonga–Hunga Ha'apai eruption sequence, including Himawari-8 brightness temperature fields, umbrella-cloud masks, and radial expansion time series.
Repository: Zenodo (DOI: 10.5281/zenodo.7250365)
Associated publication: Gupta et al. (2022), Communications Earth & Environment.

Hunga Eruption Radiative Forcing Data

Stratospheric composition observations and idealized radiative transfer model simulation outputs used to estimate the net top-of-atmosphere radiative energy loss from the 2022 Hunga eruption (sulfate aerosols, water vapor, and ozone perturbations).
Associated publication: Gupta et al. (2025), Communications Earth & Environment. DOI