don't throw litter in rivers, don't put face wipes, hygiene items, cotton or food down toilets, don't dump oil, paint, weed killer, etc. don't waste water

vapour (a gas)

the wide mouth of a river where the river water and sea mix.

heavy rain, steep land, built up areas, cutting down trees, tributaries, impermeable rock

The flat land beside the river which may flood when the river overflows.

Embankments (high banks), let nature help, take care where you build, dig new river channels, portable flood barriers, anti flood shutters on homes.

confluence

polluting with sewage, trash, run off from framr, pumping too much water, over fishing.

Water can not pass through

water supply, generate electricity, farming, transport, leisure, factories

A river that flows into a larger one.

water falling from the sky like rain, sleet, snow, hail