Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to reduce ...

Abstract: Retaining walls play a crucial role in mitigating flood risks, particularly in riverine environments affected by extreme climatic events. This study evaluates the effectiveness of retaining ...

Abstract: Scouring refers to the lowering of the level of river bed due to water erosion. Formation of vortices in the vicinity of bridges due to obstruction caused to river flow by piers and ...

On a Bahamian island, in a landlocked lagoon, the planet’s densest collection of seahorses is offering scientists new insights into the secret lives of one of the world’s most mysterious fish.