The California governor, Gavin Newsom, said ‘this is not a world that anyone should be experiencing’ as he surveyed charred mountain terrain devastated by wildfires. ‘If you do not believe in science, I hope you believe in observed evidence,’ he added. More than 68,000 people are under evacuation orders in California where the largest fire in state history has burned over 740,000 acres in the Mendocino National forest