SBUV-NASA National Aeronautics and Space Administration https://acd-ext.gsfc.nasa.gov/Data_services/merged/

SBUV-NOAA NOAA Climate Prediction Center ftp://ftp.cpc.ncep.noaa.gov/SBUV_CDR/

GOZCARDS Jet Propulsion Laboratory https://gozcards.jpl.nasa.gov/

SWOOSH Earth System Research Laboratory https://www.esrl.noaa.gov/csd/groups/csd8/swoosh/

SAGE II–OSIRIS (+ OMPS) University of Saskatchewan http://osirus.usask.ca/

SAGE II–Ozone_CCI–OMPS European Space Agency and BIRA-IASB http://www.esa-ozone-cci.org/

SAGE II–MIPAS–OMPS Institute of Meteorology and Climate Research - Atmospheric Trace Gases and Remote Sensing https://www.imk-asf.kit.edu/english/304_2857.php

Lidar, microwave, and FTIR data Network for the Detection of Atmospheric Composition Change (NDACC) http://www.ndacc.org

Quasi-Biennial-Oscillation (QBO) Data Serie FU Berlin http://www.geo.fu-berlin.de/en/met/ag/strat/produkte/qbo/index.html

Solar radio flux time series Government of Canada and Natural Resources Canada ftp://ftp.geolab.nrcan.gc.ca/data/solar_flux

Multivariate ENSO Index (MEI) Earth System Research Laboratory https://www.esrl.noaa.gov/psd/enso/mei/

Stratospheric Aerosol Optical Thickness National Aeronautics and Space Administration https://data.giss.nasa.gov/modelforce/strataer/