### waters | stream | river:

Braided river
* are usually wide but shallow.
* flow North-South and deposit across plains.

Few river
* flow into the Pacific Ocean since it is bordered by mountains.
* have a long term record of steady flow in the rock record.

Himalayan river
* Many Himalayan rivers originate from glaciers.
* are more active than most.
* have their source in snowfields and are thus perennial.

Icelandic river
* abound with salmon, while trout and char are plentiful in lakes and streams.
* are chiefly of two types, glacial and clear-water rivers
  - cold, fast and crystal clear

Large river
* Many large rivers are waterways for barges and other commercial vessels.
* Most large rivers are formed from many tributaries.
* flow across the plains, but the water levels vary greatly with each season.
* have comparatively more species than small streams.
* make deltas on the eastern coast while rivers flowing towards west forms estuaries.

Lonely river
* flow to the sea, to the sea.
* flow, to the sea, to the sea, To the open arms, of the sea.

Major river
* Most major rivers are above flood stage.
* flow into a series of lagoons

Numerous river
* descend from the Andes toward the coast.
* flow into the sea
  - to the sea fed entirely by rain fall

Old river
* are characterized by flood plains
  - the most useful type of river for growing crops
+ River, About rivers, The last part of a river: Biomes
  * As a river flows towards its mouth, the countryside around the river often changes from hilly to flat. As it flows over the flat land the river becomes wider and slower. Old rivers are the most useful type of river for growing crops. Corn, rice, fruit, cotton, hay, tobacco and sugar are some of the crops that are grown near old rivers.

River flow
* are lowest in winter, when power demands are highest.
* can vary greatly from one season to the next and from one climatic region to another.
* provides the buoyancy that supports plume stratification.

Sarayu river
* is mentioned in Ramayana.
  * Sarayu' river which flows in Uttar Pradesh of India. Sarayu river originates in Himalaya. Sarayu river is mentioned in Ramayana. Ramayana mention that city of Ayodhya was on the bank of Sarayu river.

Several river
* flow from south to north, forming spectacular waterfalls.
* influence the Yellow Sea.
* run the risk of becoming dead because of industrial pollution.

Small river
* Many small rivers originate on the elevation and flow in all directions from there.
* are a different kettle of fish.
* flowing out of the mountains give rise to mangrove boarded estuaries at the coast.
* join together and become medium-sized rivers.
* makes large torrents.

Subterranean river
* flow underground in caves or caverns.
* provide a natural perennial irrigation system.

### waters | stream | river:

Underground river
* Many underground rivers flow out through a cave mouth to become an ordinary river.
* Some underground rivers hold grind water
* can open up huge caverns where water continually drips through the roof.
* flow through caves that can sometimes be accessed by people.
+ River, About rivers, Underground rivers: Biomes
  * Some rivers flow underground through caves. Underground rivers form in places where there are lots of cracks in the rocks above, so that in rainy weather, the water runs downs and collects in small underground streams. In other places, where there are caves, the small underground streams run together to form a river. The river can sometimes run through deep wide underground caverns. While many underground rivers flow gently, some underground rivers flow fast and have rapids, particularly after heavy rain. Many underground rivers flow out through a cave mouth to become an ordinary river.

Several stream
* flow together to make a river.
* have problems with high temperatures and high levels of fecal coliform bacteria.