Healthier and more sustainable living, saving CO2, doing good for yourself, others and the environment, having fun, being informed and motivated and also working measurably on common goals: That is the idea of ​​the NaheChangers app from the Kreuznacher Stadtwerke group of companies. Climate change is a big problem, but many people think, that their own behavior in everyday life has no effect on the climate. This is wrong. Everything we do causes CO2 emissions. What we eat, how we get around a