{Earth and Leaf Editorial – The sixth great extinction is happening} {extract below}   The sixth great extinction is happening, conservation expert warns With her signature shawl draped over her shoulders and silver hair pulled back from her face, Jane Goodall exudes serenity – even over our slightly blurry video call. In a Vienna hotel room, a press team and a small group of filmmakers, who are documenting her latest speaking tour, fuss around her. The famous primatologist and conservationist settles into a high-backed chair that dwarfs her slender frame. On my screen I can see that behind her, on a shelf, is her toy monkey, Mr H. The toy…