Many urban planners call smart cities the wave of the future. South Korea's Songdo International Business District already offers smart living. Kyoto, Japan is also working on smart city solutions. But urban high tech may mean constant surveillance.
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Municipal cyberadministrations, automated traffic flow, energy-efficient buildings — the cities of tomorrow will be smart. Cologne's "climate street" project shows what a digital city could look like in practice.
Toyko is bringing back some lockdown measures, urging people to stay home after a spike in cases. Elsewhere, former high-ranking politicians have called for a G20 summit to help poor countries. Follow DW for the latest.
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