earthenhand.com conducts workshops that involve earthbag building, mostly in the Northwestern US.
earthhandsandhouses.org has workshops in Europe.
calearth.org Nader Khalili's earthbag works.
naturalhomes.org lists workshops from around the world that relate to earthbags.
guidingstarcreations.blogspot.com offer a veriety of earthbag workshops mostly in Australia and Bali.
earthbaghouse.com has general information, work/trade opportunities, workshops, etc.
permastructure.com.au conducts earthbag workshops ion Australia.
AuwaEarth.com offers a variety of earthbag and earth construction workshops in Australia and Brazil.
ulewatitlan.com provides workshops on earthbag building and accomodations at Lake Atitlan, Guatemala.
superadobedelsur.com located in Chile conducts earthbabg workshops throughout South America.
tsatsa-house.com has conducted workshops in India and Japan.
sustainablelifeschool.com periodically offers earthbag building workshops.