before_sent:  The study of these currents, combined with other factors such as tides (producing a change in sea level) and wind (originally swell) for understanding the marine hydrodynamics and different processes which are linked there as sediment movement and the climate balance.
before_sent_with_intent: <clarity>  The study of these currents, combined with other factors such as tides (producing a change in sea level) and wind (originally swell) for understanding the marine hydrodynamics and different processes which are linked there as sediment movement and the climate balance.
after_sent:  The study of these currents, combined with other factors such as tides and waves is relevant for understanding marine hydrodynamics and different processes which are linked there as sediment movement and the climate balance.