Comment on Soon et al. (2001) 'Modeling climatic effects of anthropogenic carbon dioxide emissions: unknowns and uncertainties'

David J. Karoly^1,*, John F. B. Mitchell², Myles Allen³, Gabi Hegerl⁴, Jose Marengo⁵, Francis Zwiers⁶

¹School of Meteorology, University of Oklahoma, 100 E Boyd St, Norman, Oklahoma 73019, USA
²Hadley Centre, Met Office, London Rd, Bracknell, Berks RG 12 2SY, UK
³Department of Physics, University of Oxford, Clarendon Laboratory, Parks Road, Oxford OX1 3PU, UK
⁴Department of Earth and Ocean Sciences, Duke University, Durham, North Carolina 27708, USA
⁵CPTEC/INPE, 12630.000, Cachoeira Paulista, SP, Brazil
⁶Canadian Centre for Climate Modelling and Analysis, University of Victoria, PO Box 1700, Victoria, BC V8W 2Y2, Canada