Multi-decadal variations in southern hemisphere atmospheric 14C: evidence against a Southern Ocean sink at the end of the Little Ice Age CO2 anomaly by Turney, C, Palmer, J, Hogg, A, Fogwill, C, Jones, R, Ramsey, C, Fenwick, P, Grierson, P, Wilmshurst, J, O'Donnell, A, Thomas, Z, Lipson, M