“Biomass is a damned sight greener than coal.”
It most certainly is not. The “Biomass” illusion is one of the great confidence tricks of our age. 3Ts posted a very pertinent question last month to which I made a fairly lengthy reply:
https://www.theanswerbank.co.uk/Society-and-Culture/Question1604591.html
I’ll paste a few bits of my reply to save you wading through it:
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You have to burn about five times as much wood than coal to produce the same amount of energy with much of the heat being used simply to drive off the moisture contained in the wood as it is added to the furnace. Even leaving that aside and the fact that the wood has to be harvested, processed and transported four or five thousand miles (just as coal does), wood only has a smaller net emissions figure than coal because they plant saplings and their value and that of the carbon the trees are said to have absorbed before they are felled is used to “offset” (whatever that might mean) the emissions from burning the wood. Effectively burning the wood is done (on paper) with nil emissions. The saplings (which will take about 200 years to grow – if they survive) also fail to absorb as much carbon as their mature counterparts and in the long term the deforestation taking place to fuel to biomass industry will result in a net gain of carbon in the atmosphere.
The biomass industry would like us to believe that the fuel used in power stations is produced from waste-wood by products. In the main it is not and the stuff being imported to the UK from Canada and the USA is principally whole trees felled from forests specifically for the purpose.
There is a very good report here which explains all this far better than I can:
https://www.ecowatch.com/chatham-house-biomass-study-2288764699.html
If you cannot be bothered to read it, the concluding paragraph says this:
“Burning forest biomass is not a climate solution. It often worsens climate change by emitting more carbon than burning coal. These findings have now been corroborated by an established UK institution with a history of independent and rigorous research. It should serve as a wake-up call to policymakers in both the UK and EU that their renewables incentives and subsidies aimed at reducing carbon emissions from power plants are—in the case of forest biomass power—likely having the opposite effect and making our climate problems worse.”
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