He thinks it is also possible that the low solar activity will lead to a cooling of one or two tenths of a degree Celsius over the next 5 years, which he says “could be very interesting for the discussion” (32:00). He cites Judith Curry. At the 33:00 mark he cites other papers showing that CO2 climate sensitivity has been overstated and needs to be corrected.
At the 37:30 mark Lüning tells the listeners he expects a huge drop in overall solar activity to take hold in the decades ahead and global temperatures to drop by 0.2°C by 2030
– See more at: http://notrickszone.com/2014/06/29/german-geologist-ipcc-models-a-failure-have-no-chance-of-success-sees-possible-0-2c-of-cooling-by-2020/#sthash.RWp9RMaR.dpuf
