The government must mediate the struggle for water resources.
Conduct measurement attestation, organize arbitration over examination and determinate and mediate disputes over measurement;
Their role was spiritual or supernatural -- to mediate between the cosmological forces: the sky, the earth and the world, each of which is represented by a god.
The control rods soak up the neutrons that mediate the chain reaction which produces most of a reactor's energy, shutting it down.
Each week they drag young, bloodied men away from the drug traffickers and into their churches, and mediate informal truces between warring factions.
Most villages have a sirha, or shaman; a wise-old man who, when asked to mediate important disputes, falls into a trance and consults the local gods before advising on the best course of action.