Hafnium isotope evidence for a transition in the dynamics of continental growth 3.2 Gyr ago

• Published in: Nature
• Main Authors: Næraa, T., Scherstén, A., Rosing, M.T., Kemp, A.I.S., Hoffmann, J.E., Kokfelt, T.F., Whitehouse, M.J.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Nature Publishing Group 2012
• Subjects: Contrast Rocks; Greenland
• Online Access: https://researchonline.jcu.edu.au/23857/1/Naeraa_et_al_Nature_2012.pdf

Earth's lithosphere probably experienced an evolution towards the modern plate tectonic regime, owing to secular changes in mantle temperature1, 2. Radiogenic isotope variations are interpreted as evidence for the declining rates of continental crustal growth over time3, 4, 5, with some estimat...