Separating your rubbish, saving electricity, travelling by train: these are all ways we can live more sustainably. But climate change is influenced by many more areas of our lives than you might think. Those who want to live consciously can do more – for example, at the office or the supermarket. For many of us, not being able to open up our laptops and stream the latest series would be unthinkable nowadays. However, the server farms needed to provide content require a lot of energy. A few tricks make things more environmentally friendly: stream once, watch from your hard drive...