An ocean current is a continuous, directed movement of seawater generated by forces acting upon this mean flow, such as breaking waves, wind, the Coriolis effect, cabbeling, temperature and salinity differences, while tides are caused by the gravitational pull of the Sun and Moon.
RDDs - Radar Detector Detectors, All Acronyms, viewed April 15, 2017, <https://www.allacronyms.com/RDDS/Radar_Detector_Detectors>.
The National Resource Directory (NRD) connects wounded warriors, Service Members, Veterans, and their families with national, state, and local support programs. The NRD is a partnership among the Departments of Defense, Labor, and Veterans Affairs.