And there might be drastic changes in the climate of some regions as ocean currents shift. (nytimes.com)
The bottom or surface of the sea bed is constantly changing due to under water currents shifting and moving the sand around. (cornishwave.com)
Our climate changes because of outside effects, called forcings: the sun grows brighter, or its magnetic field changes, ocean currents shift, vegetation changes, or continents move. (joannenova.com.au)