You must sign up on their website to become a volunteer! https://app.unv.org/
You can apply for onsite assignments:
- volunteer abroad (international assignments)
- volunteer in your home country (national assignments)
or online assignments to donate your time and skills for peace and development over the internet. These volunteer opportunities often include art and design, research, writing, editing, or proofreading.
The United Nations Volunteers (UNV) program contributes to peace and development through volunteerism worldwide. Onsite international and national assignments fall into several categories. Learn more about the requirements and applicable conditions of service for each category by connecting to the Explore page on the Unified Volunteer Platform (UVP).
To apply for UNV assignments, you must register in the UNV Global Talent Pool on the United Volunteering Platform (UVP). Here is how: interactive version or web-page version.