You are browsing the archive for coastal Archives - Water Underground.
May 15, 2017
Squeezed by gravity: how tides affect the groundwater under our feet
While we don’t tend to notice Earth and atmospheric tides, they do affect both the land and the world’s largest freshwater resource located underneath our feet: groundwater. This occupies the pores that exist in geological materials such as sand or soil, much like water in a kitchen sponge.