Greer keeps her head in the floods
A remarkably sane column on the floods from Germaine Greer, a warmist who refuses to buy the latest warmist spin and is asking all the right questions: What's going on in Australia is rain… The ground is swollen with months of it. The new downpours have nowhere to go but sideways, across the vast floodplains of this ancient continent. We all learned the poem at school, about how ours is "a sunburnt country . . . of droughts and flooding rains"… And yet we still don't get it. After 10 years of drought, we are having the inevitable flooding rains. The pattern is repeated regularly and yet Australians are still taken by surprise.
The meteorologists will tell you that the current deluge is a product of La Niña. At fairly regular intervals, atmospheric pressure on the western side of the Pacific falls; the trade winds blow from the cooler east side towards the trough, pushing warm surface water westwards towards the bordering land masses. As the water-laden air is driven over the land it cools and drops its load. In June last year the bureau of meteorology issued a warning that La Niña was about "to dump buckets" on Australia. In 1989-90 La Niña brought flooding to New South Wales and Victoria, in 1998 to New South Wales and Queensland… In Brisbane the benchmark was the flood of 1974; most Queenslanders are unaware that the worst flood in Brisbane's history happened in 1893. Six months ago the meteorologists thought it was worthwhile to warn people to "get ready for a wet, late winter and a soaked spring and summer". So what did the people do? Nothing. They said, "She'll be right, mate". She wasn't.
It takes La Niña to bring rain to the inland, in such quantities that it can hardly be managed. Manage it Australians must. The Wivenhoe Dam on the Brisbane river was built to protect the city of Brisbane from another flood like the one of 1974. For years it has been at 10% of capacity [er, that's a gross exaggeration, actually, but, yet, it was alarmingly low for a while], so when it filled this year nobody wanted to let any of the precious water out. It eventually became clear that the dam had filled to 190% of its capacity, and the authorities realised with sinking hearts not only that the floodgates would have to be opened [even wider, actually], but that the opening would coincide with a king tide in Moreton Bay. The question nobody [pardon?] has been heard to ask is whether or not the level of water in the dam should have been reduced gradually, beginning weeks ago…
The phenomenon is anything but momentary; the not-so-exceptional rainfall will continue, probably until the end of March. Professor Neville Nicholls, president of the Australian Meteorological and Oceanographic Society, believes that "the Queensland floods are caused by what is one of the strongest (if not the strongest) La Niña events since our records began in the late 19th century". He was asked if the intensification was a consequence of global warming, and declined to comment. Other people have been rather too quick to claim the extreme weather as a direct consequence of global warming.
Let's hope the warmist Age, which has the rights to Greer's columns, chooses to run this one. It would mark a decisive break with the warmist alarmism it's run these past few days.
(Thanks to reader Barry.)
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