The Meaning of Shadows on Water
What we see when we look at water is rarely water. It may be a reflection of the sky, if we’re looking across it, or…
Tag: pollution
The Difference Between Sunrise and Sunset
Have a look at this photo and see if you can tell whether it is a sunrise or sunset? Yes, it’s tricky. Sunrises and sunsets…
How to Find Direction Using Tree Bark
The wind, rain and sun do not affect all sides of trees equally. This creates patterns on the trees’ bark that we can use to…
Lichens are a Sign of Fresh Air
I can think of no other organism with the modesty of lichens. They add richness to every outdoor scene, yet seek little recognition and get…
A Sign of Fresh Air in Dartmoor
My thanks to everyone who came on the natural navigation walk with Emma Cunis (Dartmoor’s Daughter) and me on Thursday in Dartmoor. We saw many…