If you want to read the January 2021 and December 2020 editions of Diver Magazine, they are available at these links:
January 2021 edition of Diver Magazine can be accessed by clicking here. If you prefer to download the PDF for offline reading, you can do that here.
The December issue of DIVER magazine it is still available to read online here, if you wish to download the PDF of the December issue it can be accessed here.