By Paul Homewood
According to the Intergovernmental Panel on Climate Change, for each degree of global warming, the amount of water vapour in the air should increase by about 6-7%. As with so many things the IPCC talks about, this small change is supposed to lead to calamity. That’s because increasing water vapour is supposed to lead to “intensification of the hydrological cycle”, in other words floods and droughts.
Demetris Koutsoyiannis, a hydrologist at the National Technical University of Athens, has taken it upon himself to undertake a major review of the scientific data to see what evidence there is for this actually happening in practice. His findings, currently up for open peer review at the journal Hydrology and Earth System Sciences,[i] make for uncomfortable reading for the IPCC and its fellow-travellers on the bandwagon of doom.
It seems, for example, that although relative humidity is supposed to stay…
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