THE shocking images of oil-covered wildlife and ruined beaches across the Gulf of Mexico have horrified millions. But passionate green campaigner Sir Paul McCartney believes the environmental disaster may have a silver lining, with the search for clean, renewable energy now being pushed forward. The Beatles legend said: "Sadly we need disasters like this to show people. Some people don't believe in climate warming - like those who don't believe there was a Holocaust. "But the facts indicate that there's something going on and we've got to be aware of it if we want our kids to inherit a decent...
