A new study led by the University of Washington uses cellphone location data to estimate the number of visits to Black-owned restaurants in 20 U.S. cities during the first year of the pandemic. The study finds that despite the “Black-owned” labelling campaign launched by companies such as Yelp, the number of visits to Black-owned restaurants dropped off after an initial spike and was inconsistent around the country.
Using satellite photos of three cities and drawing upon methods used to manipulate video and audio files, a team of researchers led by the University of Washington set out to identify new ways of detecting fake satellite photos and warn of the dangers of falsified geospatial data.
University of Washington geographer Bo Zhao has created an interactive map, updated every few hours, of coronavirus cases around the world.