Cities in China are under the heaviest CCTV surveillance in the world, according to a new analysis by Comparitech. However, some residents living in cities across the UK and India will also find themselves surrounded by a large number of watchful eyes, as our look at the number of public CCTV cameras in the 150 most populated cities worldwide found.
Closed-circuit television (CCTV) cameras serve many purposes, ranging from crime prevention to traffic monitoring to observing industrial operations in environments not suitable for humans. The digital age has boosted the prevalence of CCTV surveillance. Cameras are getting better and cheaper, while live video streams can be remotely accessed, stored on the internet, and passed around. The adoption of face recognition technology makes it possible for both public and private entities to instantly check the identity of anyone who passes by a CCTV camera.