Steve Barclay under scrutiny for failing to declare potential conflict of interest

Environment secretary has been vocal opponent of waste plant plans that must be approved by body he oversees

The UK environment secretary, Steve Barclay, has come under scrutiny for failing to declare a potential conflict of interest over a proposed waste incineration plant in his constituency.

Barclay has been a vocal opponent of the waste-to-energy plant in Wisbech, which is due to be one of Europe's biggest such incinerators.