Within Teamwork, you can view all risks added across all of your projects in the site-level Everything area.
You will be able to see all risks added to each of the projects where you are a member.
To sort the risks, click the sort icon in the top right and select a sorting preference. You can then switch between ascending and descending order.
You can access advanced filter options by clicking the filter icon in the top right.
For more information, see: Adding a Risk