tidal action
[/ˈtaɪdəl ˈækʃən/]
nounpl: tidal actions
ação das marés
1. The physical process and effects caused by tidal forces, including the rise and fall of ocean levels and the movement of water masses due to gravitational attraction of the moon and sun
Tidal action shapes the coastal landscape over centuries.
A ação das marés molda a paisagem costeira ao longo dos séculos.
2. In geology and geomorphology, the erosive or depositional processes resulting from tidal currents and wave action on coastlines
Tidal action has carved out the dramatic cliffs along this shore.
A ação das marés esculpiu os penhascos dramáticos ao longo desta costa.
3. The mechanical weathering and transport of sediments caused by repeated tidal cycles
Tidal action contributes significantly to sediment redistribution in estuaries.
A ação das marés contribui significativamente para a redistribuição de sedimentos nos estuários.
This term is primarily used in scientific, geological, and oceanographic contexts in both English-speaking countries and Brazil. It is particularly relevant in coastal regions where tidal variations are significant, such as areas along the Atlantic coast of Portugal and Brazil. The concept is important in understanding coastal erosion, harbor management, and environmental conservation.
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