Total columnar ozone data from NASA's MERRA-2 model (1998–2023), OMI (2008–2017), and Dobson spectrophotometer (1998–2018) The archive also includes OMI retrieved NO2 and HCHO, MERRA-2-retrieved short
Changes in ozone, UV radiation, and atmospheric chemistry are issues of extreme importance in the Americas, specially at the higher latitudes. Due to this importance, IAI and NASA decided to promote t
