Why has this River Ouse stream turned neon green and blue? - AOL UK

AOL UK
Why has this River Ouse stream turned neon green and blue?
AOL UK
A mysterious liquid which has been turning a stream of the River Ouse bright blue and green has left experts baffled. SEE ALSO: Toxic 'Blue Lagoon' in Derbyshire dyed black to deter swimmers. SEE ALSO: Find out why this Spanish river flows with red ...