Contour lines are usually drawn at 10 metre intervals on a 1:50,000 scale map and at 5 metre intervals on a 1:25,000 scale map. Layer shading Maps are sometimes shaded to show the height of land.

Waitrose is teaming up with digital mapping tool, Land App, to revolutionise sustainable farming and support farmers in the adoption of nature-friendly practices in the UK. The partnership will ...