So I thought you may be interested in some of their successes from 2013.
Survival International has campaigned for the rights of reindeer herding tribes for decades.
In this seasonal gallery, Survival reveals extraordinary facts about the reindeer.
Refugees in our own country
On Sunday 15 September, the female chief of a Guarani community led her community in a reoccupation of their ancestral land. Joanna Eede recounts her tragic and inspiring story, with photographs by Paul Patrick Borhaug.