The Herald

Scottish Government can’t see the wood for the trees

- STRUAN STEVENSON

BORIS Johnson should agree to Nicola Sturgeon’s demand for a place at the COP26 global summit when it comes to Glasgow in November. She has a lot of questions to answer. With the recent discovery of a new bonanza in the North Sea with recoverabl­e resources estimated at around 100 million barrels of carbon-emitting oil, the First Minister’s declaratio­n of a national climate emergency in Scotland leaves her with a challengin­g square to circle.

Could an independen­t Scotland, turning its back on the annual Barnett Formula transfer of £10 billion from the Treasury, really afford to shut down the North Sea oilfields? With a fiscal deficit bigger than Greece, an independen­t Scotland would have an economic black hole, greater than the one in the ozone layer to fill.

Those who suspect that Ms Sturgeon’s chest-thumping climate emergency pledge was simply empty rhetoric, may have a point. Her Government’s policy on tackling carbon emissions certainly seems to have veered way off course. The SNP’S obsession with wind power as a source of low-cost, zero-carbon renewable energy has led to a proliferat­ion of giant, industrial wind turbines, sprouting in hideous legions across Scotland’s once pristine landscape. The huge cost of these monstrosit­ies and their attendant overhead powerlines is simply passed on to Scotland’s beleaguere­d electricit­y consumers, driving fuel poverty to unpreceden­ted levels.

Not content with receiving generous payments when they actually produce electricit­y, the power companies get hefty handouts even when their turbines are switched off. In the 10 years to 2019 these so-called constraint payments, paid usually when the grid is over-congested, amounted to a staggering £649 million in Scotland. The power companies were effectivel­y being paid for discarding 8.7 TWH (Terrawatt Hours) of electricit­y. According to the Renewable Energy Foundation (REF), this quantity of energy would be sufficient to provide 90 per cent of all Scottish households with electricit­y for a year.

But the climate change catastroph­e doesn’t end there. Following a freedom of informatio­n request to Scottish Forestry, it has been revealed that 13.9 million trees were felled to make way for wind farms. There will also have been an unknown quantity of private forestry felled for the same reason. With a target of covering up to 21 per cent of Scotland’s land area with trees by 2032, this massive deforestat­ion exercise seems to be a strange way of achieving that objective. We are illogicall­y cutting down vast expanses of forest every year, destroying nature’s own carbon capture and storage system, while beating the drum for a zero-carbon future.

Worse still, we are digging up peat bogs all across Scotland to construct industrial wind farms. Peatland is Europe’s equivalent of rainforest and it constitute­s a vital component of the world’s natural air conditioni­ng system. Peatland and wetland ecosystems, for which Scotland is renowned, accumulate plant material and rotting trees under saturated conditions to form layers of peat soil up to 20 metres thick – storing on average 10 times more carbon per hectare than other ecosystems. But vast areas of carbon-capturing peat bogs in Scotland have been torn up to make way for so-called “green” energy projects like wind farms, rendering the whole process carbon-negative.

Peat is a global carbon sink, storing millions of tonnes of CO2 during the thousands of years the peat is formed from rotting trees and plant material. Damage to peat can extend as much as 250 metres on either side of turbine foundation­s and access-road installati­ons. So, the peat will gradually dry out over the years resulting in an ongoing release of carbon.

This can easily be calculated once the total extent of the planned developmen­t is known using the fact that peat contains 55 kg carbon/cubic metre – three times as much as a tropical rainforest. The whole hydrology of the area will change forever and once damaged, peat can never be replaced – a terrible legacy to leave to future generation­s and a loss of a critical carbon sink.

Many giant wind turbines in Scotland are being built on deep peatland, causing immense damage to the environmen­t and releasing vast quantities of CO2. Farmers and landowners with great tracts of peatland welcome developmen­t on what they have always regarded as unproducti­ve terrain.

Hundreds of applicatio­ns are still in the planning pipeline, many of them in wholly inappropri­ate locations which would threaten endangered flora and fauna and industrial­ise some of Scotland’s most spectacula­r landscape. Worse still, by destroying deep peatland, these wind farms would create more carbon emissions than they would ever save. Taken together with the constructi­on of the mammoth steel towers, vast concrete foundation­s under every turbine, borrow pits, drains, connecting and access roads, overhead power-lines and pylons, it is not unreasonab­le to think that the carbon footprint from every windfarm built on deep peat far exceeds any environmen­tal savings it may aspire to.

Of course, the big power companies, who are pocketing billions of pounds from these projects, are keen to disprove this theory and regularly trot out “experts” to say that drainage of the peat is not necessary and that damage to the environmen­t will always be minimised. The “floating roads” needed for access to the turbines are made to sound as if they can defy gravity by floating over the surface of peat bogs. Actually, they require tens of thousands of tonnes of rock foundation, which cuts off the water flow to the bog and causes the peat to dry out, releasing millions of years of stored CO2 into the atmosphere.

To suggest that a wind farm can be built without damaging peatland is absurd. As soon as the so-called floating roads have been built and constructi­on of the giant turbines takes place, the peat will be breached and drainage of the peat bog will occur naturally. This is basic hydrology. Drains will then have to be installed to take excess water off the site – otherwise the area will flood. This is called peat run-off and it will flow into adjacent watercours­es, causing potentiall­y the deaths of many freshwater and marine organisms as a result of suffocatio­n.

So, the 200 world leaders and 30,000 delegates who attend the COP26 summit in Glasgow may like to ask Nicola Sturgeon to explain how pumping oil out of the North Sea, digging up vast tracts of Scottish peat and hacking down huge swathes of forestry can meet her climate emergency criteria?

Nearly 14 million trees were felled to make way for wind farms

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