RECLAIM v.
Hence: To reduce to a desired state by discipline, labor, cultivation, or the like; to rescue from being wild, desert, waste, submerged, or the like; as, to reclaim wild land, overflowed land, etc.
REGULATE v.
To adjust, or maintain, with respect to a desired rate, degree, or condition; as, to regulate the temperature of a room, the pressure of steam, the speed of a machine, etc. To regulate a watch or clock, to adjust its rate of running so that it will keep approximately standard time.