Dutch Elm Disease killed a whole bunch of trees in Edinburgh, Scotland. I know a lot of the old Elm trees in Princes Street Gardens, beneath Edinburgh Castle,

Dutch Elm Disease killed a whole bunch of trees in Edinburgh, Scotland. I know a lot of the old Elm trees in Princes Street Gardens, beneath Edinburgh Castle, were replaced by Limes. Of course the problem is more widespread than than just the one city, or the one country: https://en.wikipedia.org/wiki/Dutch_elm_disease https://en.wikipedia.org/wiki/Dutch_elm_disease