> It was claimed the Germans Luftwaffe could fly by night on the full moon navigating by the reflection of these bodies of water, so the British govt issued ord

> It was claimed the Germans Luftwaffe could fly by night on the full moon navigating by the reflection of these bodies of water, so the British govt issued orders to fill in these ponds and lakes to make it harder to fly by night. Wondering what percentage of nights in the UK have a full moon AND no cloud? And that if all the countryside was covered in small ponds, would they even be useful for navigation?