Sand dunes – UK nature’s coastal sand-ctuary
Sand dunes in the UK? Absolutely! They’re a bit different from the Saharan desert sand dunes that you might be thinking of, but sand dunes are found around the UK coast, and provide a unique habitat for lots of rare species. So, let’s get some sand between our toes and explore the world of sand dunes. Jen next to sand dunes at Morfa Dyffryn National Nature Reserve in Barmouth How do sand dunes form? I remember studying sand dunes in GCSE geography but I’m afraid I had to look up how they form for this article. To save you from a geography lesson too, I’ll simply say that sand dunes are hills of sand which form when sand is blown inland from the beach by an onshore wind and is trapped by debris or plants. More plants grow on this sand and stabilise it with their roots and before you know it, the pile of sand has grown and grown and turned into a dune. There’s more to it than that, and this is a great article if you want to get into the nitty-gritty of it. Sue Adair / S...