Q&A: Urban doom loop—what it is and how cities can stop it

Recent images of downtown San Francisco—emptied of office workers now dialing in remote and filled with wandering homeless people—has struck fear for the future of urban areas. A Columbia University professor coined the ...

Developing a 3D liquefaction hazard map

Korea Institute of Civil Engineering and Building Technology has successfully developed a "three-dimensional liquefaction hazard map" that visually presents ground liquefaction forecasts in the event of an earthquake.

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