Humans have become so powerful that we have disrupted the functioning of the Earth System as a whole, bringing on a new geological epoch – the Anthropocene – one in which the serene and clement conditions that allowed civilisation to flourish are disappearing and we quail before 'the wakened giant'. The emergence of a conscious creature capable of using technology to bring about a rupture in the Earth's geochronology is an event of monumental significance, on a par with the a