Why use it?

“Borealis, the Canadian Dataverse Repository, is a bilingual, multi-disciplinary, secure, Canadian research data repository that supports open discovery, management, sharing, and preservation of Canadian research data.” Borealis

Benefits include:

Secure data management: Supports the creation of terms of use and restrictions if you want to limit the use of or access to data. It also provides a backup copy for safekeeping.
Effective sharing: Using a data repository is a convenient way to disseminate your data, and can facilitate collaboration.
Long-term access and preservation: Persistent identification and normalization of your data ensures reliable access and prevention from data obsolescence.
Organization and compatibility: Create your own personal web data archive that conforms to international data standards to maximize system compatibility and searchability.
Save time: An easy to use interface for uploading and sharing your data.
Increase research visibility: Increase scholarly recognition for your work beyond your research publications. Datasets receive a DOI (Digital Object Identifier) and a citation will be created for the dataset.
Meet grant requirements: Many funding agencies now require that researchers deposit data that is collected as part of their research project into a repository.

(Source: Scholars Portal)