Wildlife preservation officials celebrated the return of tidal flow to wetlands in South San Diego Bay on Thursday for the ...

For the first time in a half century, tidal flows of seawater are now pouring into an area known as "Pond 15," a crucial step toward wetland restoration in the area.

Tidal marsh restoration has been frequently attempted, as exemplified by ongoing work along the shores of the Delaware Estuary. Here, various measures are being taken to stabilize the eroding ...

hopes to construct the £600m tidal lagoon, which would be the first of its kind in Wales. At about 4.2 miles (6.7km) in length, the lagoon wall would run along the estuary between Mostyn and ...

For tidal power to work, you need a really strong flow of water. This is easier to capture when you’ve got water flowing through a narrow channel, such as an estuary, or between two parts of land.