Browse Class Central for more in depth distance courses offered as MOOCS (massive open online courses) from various universities around the world. This is a database of free online courses run by a small company with a mission to make education accessible.
The listing contains 250+ courses relating to the United Nations Sustainable Development Goals (UN SDGs), several of which are of direct relevance to health and sustainability. Details vary by course but most run for 4-8 weeks and have instructors who provide feedback. Some are not accessible from all geographic regions, and while auditing is generally free, payment is required to receive an official certification.
We suggest the following as good places to start.

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updated 2026 February
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