Here's Katie Hunter's exclusive interview with NuGen Chief Executive Officer Tom Samson. Mr Samson says he's certain the plant will go ahead.
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The harrier, named Manu, is one of two chicks monitored and protected by the Northumberland Hen Harrier Protection Partnership.
One flood warning remains in place for Cumbria after the county was hit with a third of the rainfall that fell during Storm Desmond.
There is one flood warning and three flood alerts currently in place across the county.