Twenty metres below the city’s surface, workers in Copenhagen are constructing a tunnel to protect the Danish capital from future flooding. Kalvebod Brygge Tunnel stretches 1.3 km beneath the city before draining at Kalvebod Brygge waterfront area. It has capacity to store 10,000 cubic metres of water during heavy rain, known as a cloudburst. (AP video shot by James Brooks)

Copenhagen building tunnel to protect city from future floodi

Twenty metres below the city’s surface, workers in Copenhagen are constructing a tunnel to protect the Danish capital from future flooding. Kalvebod Brygge Tunnel stretches 1.3 km beneath the city before draining at Kalvebod Brygge waterfront area. It has capacity to store 10,000 cubic metres of water during heavy rain, known as a cloudburst. (AP video shot by James Brooks)