Spend hours in front of a computer screen, sitting at a desk? Do you find yourself hunched over your iPad for long stretches of time? Yes? Be warned: you’re more at risk for injury than you might think, say experts.
But as wireless technology only grows more and more accessible — according to predictions, 1 billion people could be using the cloud by next year — its share of the world’s power will keep ballooning. We’ll need to invest more research in making digital devices more efficient. More urgently, we’ll need to wean the cloud off coal.