Chemicals from our phone and TV screens are accumulating in the brains of endangered dolphins and porpoises. New research shows these "liquid crystal monomers" from e-waste can cross the blood-brain barrier and may disrupt DNA repair, highlighting the growing impact of electronics on marine life.

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Now sitting on the inter-tidal mudflats of the estuary, they have created a new land mass on the edge of the existing saltmarsh at Northey Island.