The fate of a new housing development in a village between Leeds and Bradford is being debated at a Public Inquiry. Nearly 200 homes are planned on land at Derry Hill in Menston.
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Francis Mowday asked the girls, some as young as 12 and from across the UK, to send the images.
A trial to capture carbon dioxide from burning wood pellets has been a success and is catching a tonne of the greenhouse gas a day.
A cordon has been put in place around the house on Walgrave Street with residents told to stay indoors.