“What gets measured, gets managed,” is a common business slogan. But from a personal perspective, this isn’t always the case. You don’t need to get out the (carbon) calculator to start reducing your emissions. You probably already know how, but in a world of too much information, lobbying and greenwashing, it can all get a bit confusing. Plus — a bit like dieting — it can be all too tempting to start tomorrow instead of today. So what is my carbon footprint?