http://www.livescience.com/49226-world-war-two-artifacts.html
QuoteDeep in the forests of northwestern Europe, the ghosts of battle from World War II remain. These landscapes preserve troves of bomb craters, trenches and even the remains of supply depots — all of which have not been well studied until now.
These battleground remnants may shed new light on logistical support of German field armiesand the impact of Allied bombings, researchers said in a new study.
David Passmore, a geoarchaeologist and lecturer at the University of Toronto, Mississauga, led the study. Passmore specializes in conflict archaeology, the study of battlefields and conflict in human societies.
more at the link - interesting, but short, article. I hope I remember to look for the follow-up when the academic article is finally posted