EarthThese are the worst ready-made sandwiches for the climate Producing ready-made sandwiches can generate twice as much carbon dioxide as simply making them at home, and one particular filling is egregiously bad News
EarthDeadly heat: How to survive the world’s new temperature extremes Australia’s latest sizzling summer presages a global future – but we’re beginning to understand heat’s impacts on the human body, and how to combat them Features