AH
Alistair Hamill
@geogviz.bsky.social
• Geog HoD • SLT (T&L) • Shared Ed • GIS • Plate Tectonics Geek • Geovisualisations • Mainstage presenter Esri UC '19 • Edtech50 UK '21 Award • RGS OS Award '22 • PQH • ResearchED presenter • Author • Landscape Photographer • Northern Ireland •
538 followers245 following248 posts
The reality is, as evidenced by seismic tomography, the subducting slab descends into the upper mantle. Sometimes it can stall at the mantle transition zone, but often it continues to sink into the lower mantle, reaching the core mantle boundary. It remains thermally distinct that entire time!
AH
Alistair Hamill
@geogviz.bsky.social
• Geog HoD • SLT (T&L) • Shared Ed • GIS • Plate Tectonics Geek • Geovisualisations • Mainstage presenter Esri UC '19 • Edtech50 UK '21 Award • RGS OS Award '22 • PQH • ResearchED presenter • Author • Landscape Photographer • Northern Ireland •
538 followers245 following248 posts