Submarine groundwater discharge
Encyclopedia
Submarine groundwater discharge (SGD) is the net inflow of fresh water through an aquifer medium to the sea. Depending upon the hydrogeology
Hydrogeology
Hydrogeology is the area of geology that deals with the distribution and movement of groundwater in the soil and rocks of the Earth's crust, . The term geohydrology is often used interchangeably...

, nutrient loads, and location, the SGD may vary. It is greatly dependent on the tide
Tide
Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the moon and the sun and the rotation of the Earth....

s. Especially in the estuary
Estuary
An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

regions, SGD is more relevant. It is important in groundwater hydrology and ocean hydrology.
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