The authors would like to acknowledge the Irish Environmental
Protection Agency (EPA) for funding this research under the Science,
Technology, Research & Innovation for the Environment (STRIVE) Programme and the European Space Agency (ESA) for providing all SAR
data through Cat-1 proposal ID 11768. The authors would also like to
acknowledge the anonymous reviewers for their constructive comments and suggestions which helped to improve the manuscript. The
assistance of Peter Hallahan of the Ordnance Survey Ireland and Kevin
Black of Forest, Environmental Research and Services (FERS) is also
appreciated.