Curated category
Bodies of water
- Swimming poolThe swimming pool has a history that stretches back to the 3rd millennium BC, when workers at Mohenjo-Daro, in what is now Pakistan, dug a structure…
- EstuaryAn estuary sits at one of nature's most dramatic crossroads: the place where a river surrenders its freshwater to the pull of the sea.
- Spring (hydrology)A spring is a point where the underground world breaks open and water steps into the light. Somewhere in Florida, at least 27 of these exits are large enough…
- WetlandA wetland is an area of land usually saturated with water, where water covers the soil or sits at or near the surface for part or all of the year.
- BayA bay is one of the oldest partners in human history. Recessed from the open coast and connected to a larger body of water, bays offered something no exposed…
- LakeA lake is a naturally occurring body of water sitting in a basin, surrounded by dry land, and cut off from the ocean even when a river links the two.
- FloodA flash flood once killed eight people who had gathered on a Sunday afternoon at a popular waterfall in a narrow canyon.
- SeaThe sea holds about 97.2 percent of all the water humans know of, and it covers roughly 71 percent of the surface of the Earth.
- OceanThe ocean covers approximately 70.8% of Earth and holds 97% of the planet's water. It originated photosynthesis, gave Earth its atmospheric oxygen, and still…
- RiverA river is a natural stream of fresh water, moving across land or through flooded caves toward something lower. It might be an ocean, a lake, or another…