For the first time in over 50 years, astronauts will see Earth from distant space. Let’s hope the images they send back of our fragile home bring some much-needed unityMore than 50 years ago, the Apollo astronauts’ photographs of Earth seen from the moon had a jolting effect on a society distracted by division and conflict. Then, as now, they came in “an hour of change and challenge, in a decade of hope and fear, in an age of both knowledge and ignorance”, as President John F Kennedy had put it. But what he hadn’t predicted was that on the way to the moon, we would discover the Earth.Here was our home planet, suddenly seen as a finite ball of rock, shrouded in an apple peel-thin layer of life-sustaining air. This view jarred with people’s everyday experience of living on the surface of an apparently infinite world of limitless resources. The creation of a special Earth Day soon followed, along with the founding of the campaigning environmental charity Friends of the Earth and the passing of a slew of environmental protection laws. Continue reading...