Geography KS2. UK locations. Rivers. The course of a river, including source, stream, meander, river mouth and estuary. The River Severn. BBC Teach.

Methane emissions depend on the connections of rivers and streams to the surrounding landscape. Skip to main content. Thank you for visiting nature.com.

KS1/KS2 Primary Geography. The water cycle. A short animation for Key Stage 2 pupils explaining the water cycle - including evaporation, condensation and precipitation. BBC Teach.

New research by UC Berkeley scientists has found that only 8% of the state’s rivers and streams are equipped with gauges — devices that measure the level and rate of movement of water.

Researchers have found more than 900 different pharmaceutical ingredients in rivers and streams around the world. And they're not yet sure how this could change animals' behavior in the wild.