All archived issues (full volumes or individual articles) and the individual articles in the current 2020 Geoscience Canada volume are available for free download from the Geoscience Canada website, no membership needed!
For 2020 current volume go here: https://journals.lib.unb.ca/index.php/GC/index
For all the archived issues go here: https://journals.lib.unb.ca/index.php/GC/issue/archive