A total of 1.4 million people live in the informal settlements of the West Bengal city of Kolkata, which represents around 30% of the urban population. Up until recently, these residents had no addresses accessible via GPS; GPS would merely guide visitors to the entrance of the slum, without any directions on how to navigate once there. A Dublin-based charity organization, Addressing The Unaddressed, has designed an intervention that is making the slum lanes of Kolkata recognizable to digital navigation maps like Google Maps. Read More at Progrss.com