We get requests for volunteers from an enormous range of professions.
Recent examples have included horticulture, database development, sanitation engineering, ophthalmology and laboratory science.
Education is a key area, including special education and English as a Second Language.
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Video: A day at the office in Kenya
Volunteer story: Horticulture in Kenya
Volunteer story: English teaching in Mongolia
Photo: Australian Red Cross/Mareike Guensche