The day when drones become part of our daily lives seems to be awhile off. However, Amazon and the like are working fervently on this scenario. It is therefore time to ask: to what extent are we willing to accept drones as part of our urban surroundings? The project "Unter Drohnen" (Under Drones) takes a closer look at this question.

According to figures from the UN High Commissioner for Refugees (UNHCR), over 51 million people are currently seeking asylum, have refugee status or are internally displaced. As a result of natural and humanitarian disasters, this number is growing.

If we work together, we can put more time towards rubbish separation, seek fresh air in our cities or create new conservation areas. Want to know where to start? This week, we will be providing simple tips to start building a more climate-friendly life. Whether you're just getting started on the green path or you're a pro, there's tips for everyone. Today we look at green apps. Let's go!