HEADLINE and this information is displayed in real-time and is also accessible via an app which allows drivers to book spaces in advance . Sensors on bins indicate whether they are empty or full , thus speeding up the process of trash collection . In addition , sensors in the ground at local parks ensure that grass gets just the right amount of water , leading Barcelona to anticipate a decrease of about 25 percent in water used for irrigation .
Singapore is one of the world ’ s best known smart cities . It gets high marks for offering nearly all government services online and providing a top notch public transportation system . However , it continues to look for
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