WALT write some facts I now about sand dunes.
Sand dunes are made by the sand being picked up by the wind, and then the wind loses its speed and eventually is dumped and if you keep doing that it builds up a sand dune.
The plants make the sand fall down.
dont stand on the sand dunes because there are animals in there.
If the sand dunes are tall they are introduced if they are short they are native, so if you see a sand dune you will now whether it is introduced or native.
Do you now any thing about sand dunes?
