Rivers
Why a River Keeps Its Bends
Why a river keeps its bends: learn how valley shape, flowing water and sediment shape a winding channel, and recognise…
The reading shelf
All stories
Read Emerald Current Review by subject: follow water through its cycle, take a closer look at rivers and wetlands, or learn the words that help make freshwater easier to understand.
Wetlands
Marsh, Fen or Swamp? A Reader's Comparison
Marsh, fen or swamp? Compare water sources and vegetation to describe a wetland more clearly and understand why its…
Water Cycle
The Water Cycle Is Not a Loop with One Starting Point
The water cycle has no single starting point. See how water moves through soil, plants and air, and read diagrams…
Water Words
How to Read Blue Lines for Rivers, Streams and Ditches
Learn how to read blue lines on a map, distinguish rivers from drains and seasonal channels, and check what a symbol…
Observation
A Rainy-Day Window Watch for Water in Motion
A rainy-day window watch reveals how water moves from glass to ground, helping you notice changing routes across…