Councillors in Dumfries and Galloway are voting on whether to buy wind turbines, so that the council can then sell energy back to the National Grid and offset its carbon emissions.
Opponents say the region is already blighted by wind farms.
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Carlisle is expected to be a hotly contested seat, and on May 7 the vote could be a benchmark for the rest of the country.
It'll be built at the site of the old Robinson's Brewery in Ulverston.
A new display at Dumfries Museum celebrates the Scots who fought, and sometimes died, for their country.