Helen Mirren, 81, is on a mission to save Italy’s 1,500-year-old olive trees; deadly Xylella fastidiosa bacteria has wiped out 22 million trees since 2013; 'We have to save these trees,' she says

Oscar-winning actor Dame Helen Mirren has spent decades entertaining audiences with her performances, but one of her most important missions lies far from

✨ Skip the long read: sign in for a short AI summary — 2 free every day.