The Dalkeith Old Oaks, Midlothian 🏴󠁧󠁢󠁳󠁣󠁴󠁿 gave me 441 years of native oak tree-ring data, an important stepping stone to building a millennium’s oak #dendro record for SE Scotland. Shows long history of intense human impact & timber imports. #ThickTrunkTuesday Case study here: scarf.scot/regional/ses...