EU's top diplomat Josep Borrell apologised for saying at a debate in Brussels on Wednesday that he questions "the idea that young people are seriously committed to stopping climate change - we could call it the Greta syndrome."

Greta Thunberg is the 17-years-old Swedish activist who inspired the student-led Fridays for Future movement, persuading millions of young people worldwide to urge their leaders to take climate change more seriously.

'I wonder if young people demonstrating on the st...